Vulnerabilities (CVE)

Filtered by CWE-400
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-39939 1 Gitlab 1 Gitlab 2021-12-15 4.0 MEDIUM 6.5 MEDIUM
An uncontrolled resource consumption vulnerability in GitLab Runner affecting all versions starting from 13.7 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker triggering a job with a specially crafted docker image to exhaust resources on runner manager
CVE-2021-20216 1 Privoxy 1 Privoxy 2021-12-14 7.8 HIGH 7.5 HIGH
A flaw was found in Privoxy in versions before 3.0.31. A memory leak that occurs when decompression fails unexpectedly may lead to a denial of service. The highest threat from this vulnerability is to system availability.
CVE-2021-37061 1 Huawei 1 Harmonyos 2021-12-10 5.0 MEDIUM 7.5 HIGH
There is a Uncontrolled Resource Consumption vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may lead to Screen projection application denial of service.
CVE-2020-15783 1 Siemens 24 Simatic S7-300 Cpu 312, Simatic S7-300 Cpu 312 Firmware, Simatic S7-300 Cpu 314 and 21 more 2021-12-10 7.8 HIGH 7.5 HIGH
A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC TDC CPU555 (All versions), SINUMERIK 840D sl (All versions). Sending multiple specially crafted packets to the affected devices could cause a Denial-of-Service on port 102. A cold restart is required to recover the service.
CVE-2021-41014 1 Fortinet 1 Fortiweb 2021-12-09 5.0 MEDIUM 7.5 HIGH
A uncontrolled resource consumption in Fortinet FortiWeb version 6.4.1 and below, 6.3.15 and below allows an unauthenticated attacker to make the httpsd daemon unresponsive via huge HTTP packets
CVE-2021-22883 4 Fedoraproject, Netapp, Nodejs and 1 more 8 Fedora, E-series Performance Analyzer, Node.js and 5 more 2021-12-08 7.8 HIGH 7.5 HIGH
Node.js before 10.24.0, 12.21.0, 14.16.0, and 15.10.0 is vulnerable to a denial of service attack when too many connection attempts with an 'unknownProtocol' are established. This leads to a leak of file descriptors. If a file descriptor limit is configured on the system, then the server is unable to accept new connections and prevent the process also from opening, e.g. a file. If no file descriptor limit is configured, then this lead to an excessive memory usage and cause the system to run out of memory.
CVE-2021-20265 2 Linux, Oracle 2 Linux Kernel, Tekelec Platform Distribution 2021-12-08 4.9 MEDIUM 5.5 MEDIUM
A flaw was found in the way memory resources were freed in the unix_stream_recvmsg function in the Linux kernel when a signal was pending. This flaw allows an unprivileged local user to crash the system by exhausting available memory. The highest threat from this vulnerability is to system availability.
CVE-2021-22955 1 Citrix 3 Application Delivery Controller, Application Delivery Controller Firmware, Gateway 2021-12-08 4.3 MEDIUM 7.5 HIGH
A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.
CVE-2021-22956 1 Citrix 4 Application Delivery Controller, Application Delivery Controller Firmware, Gateway and 1 more 2021-12-08 4.3 MEDIUM 7.5 HIGH
An uncontrolled resource consumption vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 that could allow an attacker with access to NSIP or SNIP with management interface access to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.
CVE-2021-44527 1 Ui 1 Unifi Switch Firmware 2021-12-07 6.1 MEDIUM 6.5 MEDIUM
A vulnerability found in UniFi Switch firmware Version 5.43.35 and earlier allows a malicious actor who has already gained access to the network to perform a Deny of Service (DoS) attack on the affected switch.This vulnerability is fixed in UniFi Switch firmware 5.76.6 and later.
CVE-2020-25242 1 Siemens 6 Simatic Net Cp 343-1 Advanced, Simatic Net Cp 343-1 Advanced Firmware, Simatic Net Cp 343-1 Lean and 3 more 2021-12-03 7.8 HIGH 7.5 HIGH
A vulnerability has been identified in SIMATIC NET CP 343-1 Advanced (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Lean (incl. SIPLUS variants) (All versions), SIMATIC NET CP 343-1 Standard (incl. SIPLUS variants) (All versions). Specially crafted packets sent to TCP port 102 could cause a Denial-of-Service condition on the affected devices. A cold restart might be necessary in order to recover.
CVE-2021-26260 3 Debian, Fedoraproject, Openexr 3 Debian Linux, Fedora, Openexr 2021-12-01 4.3 MEDIUM 5.5 MEDIUM
An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR. This is a different flaw from CVE-2021-23215.
CVE-2021-23215 3 Debian, Fedoraproject, Openexr 3 Debian Linux, Fedora, Openexr 2021-12-01 4.3 MEDIUM 5.5 MEDIUM
An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.
CVE-2018-14659 2 Debian, Redhat 6 Debian Linux, Enterprise Linux, Enterprise Linux Server and 3 more 2021-11-30 4.0 MEDIUM 6.5 MEDIUM
The Gluster file system through versions 4.1.4 and 3.1.2 is vulnerable to a denial of service attack via use of the 'GF_XATTR_IOSTATS_DUMP_KEY' xattr. A remote, authenticated attacker could exploit this by mounting a Gluster volume and repeatedly calling 'setxattr(2)' to trigger a state dump and create an arbitrary number of files in the server's runtime directory.
CVE-2018-14660 3 Debian, Gluster, Redhat 6 Debian Linux, Glusterfs, Enterprise Linux and 3 more 2021-11-30 4.0 MEDIUM 6.5 MEDIUM
A flaw was found in glusterfs server through versions 4.1.4 and 3.1.2 which allowed repeated usage of GF_META_LOCK_KEY xattr. A remote, authenticated attacker could use this flaw to create multiple locks for single inode by using setxattr repetitively resulting in memory exhaustion of glusterfs server node.
CVE-2020-36332 4 Debian, Netapp, Redhat and 1 more 4 Debian Linux, Ontap Select Deploy Administration Utility, Enterprise Linux and 1 more 2021-11-30 5.0 MEDIUM 7.5 HIGH
A flaw was found in libwebp in versions before 1.0.1. When reading a file libwebp allocates an excessive amount of memory. The highest threat from this vulnerability is to the service availability.
CVE-2018-11056 1 Dell 2 Bsafe, Bsafe Crypto-c 2021-11-30 4.0 MEDIUM 6.5 MEDIUM
RSA BSAFE Micro Edition Suite, prior to 4.1.6.1 (in 4.1.x), and RSA BSAFE Crypto-C Micro Edition versions prior to 4.0.5.3 (in 4.0.x) contain an Uncontrolled Resource Consumption ('Resource Exhaustion') vulnerability when parsing ASN.1 data. A remote attacker could use maliciously constructed ASN.1 data that would exhaust the stack, potentially causing a Denial Of Service.
CVE-2021-42120 1 Businessdnasolutions 1 Topease 2021-11-30 4.0 MEDIUM 6.5 MEDIUM
Insufficient Input Validation in Web Applications operating on Business-DNA Solutions GmbH’s TopEase® Platform Version <= 7.1.27 on all object attributes allows an authenticated remote attacker with Object Modification privileges to insert arbitrarily long strings, eventually leading to exhaustion of the underlying resource.
CVE-2021-21274 2 Fedoraproject, Matrix 2 Fedora, Synapse 2021-11-23 4.3 MEDIUM 6.5 MEDIUM
Synapse is a Matrix reference homeserver written in python (pypi package matrix-synapse). Matrix is an ecosystem for open federated Instant Messaging and VoIP. In Synapse before version 1.25.0, a malicious homeserver could redirect requests to their .well-known file to a large file. This can lead to a denial of service attack where homeservers will consume significantly more resources when requesting the .well-known file of a malicious homeserver. This affects any server which accepts federation requests from untrusted servers. Issue is resolved in version 1.25.0. As a workaround the `federation_domain_whitelist` setting can be used to restrict the homeservers communicated with over federation.
CVE-2021-36310 1 Dell 1 Networking Os10 2021-11-23 6.8 MEDIUM 4.9 MEDIUM
Dell Networking OS10, versions 10.4.3.x, 10.5.0.x, 10.5.1.x & 10.5.2.x, contain an uncontrolled resource consumption flaw in its API service. A high-privileged API user may potentially exploit this vulnerability, leading to a denial of service.
CVE-2021-22965 1 Pulsesecure 1 Pulse Connect Secure 2021-11-23 7.8 HIGH 7.5 HIGH
A vulnerability in Pulse Connect Secure before 9.1R12.1 could allow an unauthenticated administrator to causes a denial of service when a malformed request is sent to the device.
CVE-2021-0182 1 Intel 1 Hardware Accelerated Execution Manager 2021-11-22 2.1 LOW 6.2 MEDIUM
Uncontrolled resource consumption in the Intel(R) HAXM software before version 7.6.6 may allow an unauthenticated user to potentially enable information disclosure via local access.
CVE-2021-0180 1 Intel 1 Hardware Accelerated Execution Manager 2021-11-22 4.6 MEDIUM 8.4 HIGH
Uncontrolled resource consumption in the Intel(R) HAXM software before version 7.6.6 may allow an unauthenticated user to potentially enable privilege escalation via local access.
CVE-2021-33073 1 Intel 1 Distribution Of Openvino Toolkit 2021-11-22 2.1 LOW 5.5 MEDIUM
Uncontrolled resource consumption in the Intel(R) Distribution of OpenVINOâ„¢ Toolkit before version 2021.4 may allow an unauthenticated user to potentially enable denial of service via local access.
CVE-2013-7470 1 Linux 1 Linux Kernel 2021-11-17 7.1 HIGH 5.9 MEDIUM
cipso_v4_validate in include/net/cipso_ipv4.h in the Linux kernel before 3.11.7, when CONFIG_NETLABEL is disabled, allows attackers to cause a denial of service (infinite loop and crash), as demonstrated by icmpsic, a different vulnerability than CVE-2013-0310.
CVE-2021-41145 1 Freeswitch 1 Freeswitch 2021-11-17 5.0 MEDIUM 7.5 HIGH
FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. FreeSWITCH prior to version 1.10.7 is susceptible to Denial of Service via SIP flooding. When flooding FreeSWITCH with SIP messages, it was observed that after a number of seconds the process was killed by the operating system due to memory exhaustion. By abusing this vulnerability, an attacker is able to crash any FreeSWITCH instance by flooding it with SIP messages, leading to Denial of Service. The attack does not require authentication and can be carried out over UDP, TCP or TLS. This issue was patched in version 1.10.7.
CVE-2018-0063 1 Juniper 1 Junos 2021-11-06 3.3 LOW 6.5 MEDIUM
A vulnerability in the IP next-hop index database in Junos OS 17.3R3 may allow a flood of ARP requests, sent to the management interface, to exhaust the private Internal routing interfaces (IRIs) next-hop limit. Once the IRI next-hop database is full, no further next hops can be learned and existing entries cannot be cleared, leading to a sustained denial of service (DoS) condition. An indicator of compromise for this issue is the report of the following error message: %KERN-4: Nexthop index allocation failed: private index space exhausted This issue only affects the management interface, and does not impact regular transit traffic through the FPCs. This issue also only affects Junos OS 17.3R3. No prior versions of Junos OS are affected by this issue. Affected releases are Juniper Networks Junos OS: 17.3R3.
CVE-2021-36187 1 Fortinet 1 Fortiweb 2021-11-04 5.0 MEDIUM 7.5 HIGH
A uncontrolled resource consumption in Fortinet FortiWeb version 6.4.0, version 6.3.15 and below, 6.2.5 and below allows attacker to cause a denial of service for webserver daemon via crafted HTTP requests
CVE-2020-21573 1 Image-processing Project 1 Image-processing 2021-11-04 4.3 MEDIUM 5.5 MEDIUM
An issue was discoverered in in abhijitnathwani image-processing v0.1.0, allows local attackers to cause a denial of service via a crafted image file.
CVE-2021-32595 1 Fortinet 1 Fortiportal 2021-11-03 4.0 MEDIUM 6.5 MEDIUM
Multiple uncontrolled resource consumption vulnerabilities in the web interface of FortiPortal before 6.0.6 may allow a single low-privileged user to induce a denial of service via multiple HTTP requests.
CVE-2021-41186 1 Fluentd 1 Fluentd 2021-11-03 5.0 MEDIUM 7.5 HIGH
Fluentd collects events from various data sources and writes them to files to help unify logging infrastructure. The parser_apache2 plugin in Fluentd v0.14.14 to v1.14.1 suffers from a regular expression denial of service (ReDoS) vulnerability. A broken apache log with a certain pattern of string can spend too much time in a regular expression, resulting in the potential for a DoS attack. This issue is patched in version 1.14.2 There are two workarounds available. Either don't use parser_apache2 for parsing logs (which cannot guarantee generated by Apache), or put patched version of parser_apache2.rb into /etc/fluent/plugin directory (or any other directories specified by the environment variable `FLUENT_PLUGIN` or `--plugin` option of fluentd).
CVE-2020-10005 1 Apple 1 Macos 2021-11-02 4.0 MEDIUM 6.5 MEDIUM
A resource exhaustion issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1. An attacker in a privileged network position may be able to perform denial of service.
CVE-2021-22101 1 Cloudfoundry 2 Capi-release, Cf-deployment 2021-10-29 5.0 MEDIUM 7.5 HIGH
Cloud Controller versions prior to 1.118.0 are vulnerable to unauthenticated denial of Service(DoS) vulnerability allowing unauthenticated attackers to cause denial of service by using REST HTTP requests with label_selectors on multiple V3 endpoints by generating an enormous SQL query.
CVE-2021-38463 1 Auvesy 1 Versiondog 2021-10-27 5.5 MEDIUM 8.1 HIGH
The affected product does not properly control the allocation of resources. A user may be able to allocate unlimited memory buffers using API functions.
CVE-2021-38465 1 Auvesy 1 Versiondog 2021-10-27 4.0 MEDIUM 6.5 MEDIUM
The webinstaller is a Golang web server executable that enables the generation of an Auvesy image agent. Resource consumption can be achieved by generating large amounts of installations, which are then saved without limitation in the temp folder of the webinstaller executable.
CVE-2021-31368 1 Juniper 6 Acx710, Ex2300, Ex2300-c and 3 more 2021-10-26 7.8 HIGH 7.5 HIGH
An Uncontrolled Resource Consumption vulnerability in the kernel of Juniper Networks JUNOS OS allows an unauthenticated network based attacker to cause 100% CPU load and the device to become unresponsive by sending a flood of traffic to the out-of-band management ethernet port. Continued receipted of a flood will create a sustained Denial of Service (DoS) condition. Once the flood subsides the system will recover by itself. An indication that the system is affected by this issue would be that kernel and netisr process are shown to be using a lot of CPU cycles like in the following example output: user@host> show system processes extensive ... PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND 16 root -72 - 0K 304K WAIT 1 839:40 88.96% intr{swi1: netisr 0} 0 root 97 - 0K 160K RUN 1 732:43 87.99% kernel{bcm560xgmac0 que} This issue affects Juniper Networks JUNOS OS on EX2300 Series, EX3400 Series, and ACX710: All versions prior to 18.1R3-S13; 18.2 versions prior to 18.2R3-S8; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R2-S8, 18.4R3-S9; 19.1 versions prior to 19.1R3-S5; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R2-S6, 19.3R3-S2; 19.4 versions prior to 19.4R1-S4, 19.4R3-S3; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2.
CVE-2021-31365 1 Juniper 5 Ex2300, Ex3400, Ex4300 and 2 more 2021-10-26 2.9 LOW 6.5 MEDIUM
An Uncontrolled Resource Consumption vulnerability in Juniper Networks Junos OS on EX2300, EX3400 and EX4300 Series platforms allows an adjacent attacker sending a stream of layer 2 frames will trigger an Aggregated Ethernet (AE) interface to go down and thereby causing a Denial of Service (DoS). By continuously sending a stream of specific layer 2 frames an attacker will sustain the Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS EX4300 Series All versions prior to 15.1R7-S7; 16.1 versions prior to 16.1R7-S8; 17.1 versions prior to 17.1R2-S12; 17.2 versions prior to 17.2R3-S4; 17.3 versions prior to 17.3R3-S8; 17.4 versions prior to 17.4R2-S10, 17.4R3-S2; 18.1 versions prior to 18.1R3-S10; 18.2 versions prior to 18.2R2-S7, 18.2R3-S3; 18.3 versions prior to 18.3R2-S4, 18.3R3-S2; 18.4 versions prior to 18.4R1-S7, 18.4R2-S4, 18.4R3-S1; 19.1 versions prior to 19.1R1-S5, 19.1R2-S1, 19.1R3; 19.2 versions prior to 19.2R1-S5, 19.2R2; 19.3 versions prior to 19.3R2-S2, 19.3R3; 19.4 versions prior to 19.4R1-S2, 19.4R2. Juniper Networks Junos OS EX3400 and EX4300-MP Series All versions prior to 18.1R3-S12; 18.2 versions prior to 18.2R3-S7; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R2-S9, 18.4R3-S7; 19.1 versions prior to 19.1R2-S3, 19.1R3-S4; 19.2 versions prior to 19.2R3-S1; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2. Juniper Networks Junos OS EX2300 Series All versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S6; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R2-S7, 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R2.
CVE-2021-41167 1 Modern-async Project 1 Modern-async 2021-10-26 5.0 MEDIUM 7.5 HIGH
modern-async is an open source JavaScript tooling library for asynchronous operations using async/await and promises. In affected versions a bug affecting two of the functions in this library: forEachSeries and forEachLimit. They should limit the concurrency of some actions but, in practice, they don't. Any code calling these functions will be written thinking they would limit the concurrency but they won't. This could lead to potential security issues in other projects. The problem has been patched in 1.0.4. There is no workaround.
CVE-2021-0292 1 Juniper 1 Junos Os Evolved 2021-10-25 3.3 LOW 6.5 MEDIUM
An Uncontrolled Resource Consumption vulnerability in the ARP daemon (arpd) and Network Discovery Protocol (ndp) process of Juniper Networks Junos OS Evolved allows a malicious attacker on the local network to consume memory resources, ultimately resulting in a Denial of Service (DoS) condition. Link-layer functions such as IPv4 and/or IPv6 address resolution may be impacted, leading to traffic loss. The processes do not recover on their own and must be manually restarted. Changes in memory usage can be monitored using the following shell commands (header shown for clarity): user@router:/var/log# ps aux | grep arpd USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 31418 59.0 0.7 *5702564* 247952 ? xxx /usr/sbin/arpd --app-name arpd -I object_select --shared-objects-mode 3 user@router:/var/log# ps aux | grep arpd USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 31418 49.1 1.0 *5813156* 351184 ? xxx /usr/sbin/arpd --app-name arpd -I object_select --shared-objects-mode 3 Memory usage can be monitored for the ndp process in a similar fashion: user@router:/var/log# ps aux | grep ndp USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 14935 0.0 0.1 *5614052* 27256 ? Ssl Jun15 0:17 /usr/sbin/ndp -I no_tab_chk,object_select --app-name ndp --shared-obje user@router:/var/log# ps aux | grep ndp USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 14935 0.0 0.1 *5725164* 27256 ? Ssl Jun15 0:17 /usr/sbin/ndp -I no_tab_chk,object_select --app-name ndp --shared-obje This issue affects Juniper Networks Junos OS Evolved: 19.4 versions prior to 19.4R2-S3-EVO; 20.1 versions prior to 20.1R2-S4-EVO; all versions of 20.2-EVO. This issue does not affect Juniper Networks Junos OS Evolved versions prior to 19.4R2-EVO.
CVE-2020-8185 2 Fedoraproject, Rubyonrails 2 Fedora, Rails 2021-10-21 4.0 MEDIUM 6.5 MEDIUM
A denial of service vulnerability exists in Rails <6.0.3.2 that allowed an untrusted user to run any pending migrations on a Rails app running in production.
CVE-2021-33609 1 Vaadin 1 Vaadin 2021-10-19 4.0 MEDIUM 4.3 MEDIUM
Missing check in DataCommunicator class in com.vaadin:vaadin-server versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.
CVE-2021-41546 1 Siemens 20 Ruggedcom Rox Mx5000, Ruggedcom Rox Mx5000 Firmware, Ruggedcom Rox Rx1400 and 17 more 2021-10-19 7.8 HIGH 7.5 HIGH
A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.14.1), RUGGEDCOM ROX RX1400 (All versions < V2.14.1), RUGGEDCOM ROX RX1500 (All versions < V2.14.1), RUGGEDCOM ROX RX1501 (All versions < V2.14.1), RUGGEDCOM ROX RX1510 (All versions < V2.14.1), RUGGEDCOM ROX RX1511 (All versions < V2.14.1), RUGGEDCOM ROX RX1512 (All versions < V2.14.1), RUGGEDCOM ROX RX1524 (All versions < V2.14.1), RUGGEDCOM ROX RX1536 (All versions < V2.14.1), RUGGEDCOM ROX RX5000 (All versions < V2.14.1). Affected devices write crashdumps without checking if enough space is available on the filesystem. Once the crashdump fills the entire root filesystem, affected devices fail to boot successfully. An attacker can leverage this vulnerability to cause a permanent Denial-of-Service.
CVE-2021-38181 1 Sap 2 Netweaver Abap, Netweaver As Abap 2021-10-19 5.0 MEDIUM 7.5 HIGH
SAP NetWeaver AS ABAP and ABAP Platform - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.
CVE-2020-7587 1 Siemens 13 Opcenter Execution Discrete, Opcenter Execution Foundation, Opcenter Execution Process and 10 more 2021-10-18 6.4 MEDIUM 8.2 HIGH
A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions < V3.2), Opcenter Execution Process (All versions < V3.2), Opcenter Intelligence (All versions < V3.3), Opcenter Quality (All versions < V11.3), Opcenter RD&L (V8.0), SIMATIC IT LMS (All versions < V2.6), SIMATIC IT Production Suite (All versions < V8.0), SIMATIC Notifier Server for Windows (All versions), SIMATIC PCS neo (All versions < V3.0 SP1), SIMATIC STEP 7 (TIA Portal) V15 (All versions < V15.1 Update 5), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 2), SIMOCODE ES <= V15.1 (All versions < V15.1 Update 4), SIMOCODE ES V16 (All versions < V16 Update 1), Soft Starter ES <= V15.1 (All versions < V15.1 Update 3), Soft Starter ES V16 (All versions < V16 Update 1). Sending multiple specially crafted packets to the affected service could cause a partial remote Denial-of-Service, that would cause the service to restart itself. On some cases the vulnerability could leak random information from the remote service.
CVE-2021-41118 1 Dynamicpagelist3 Project 1 Dynamicpagelist3 2021-10-12 5.0 MEDIUM 7.5 HIGH
The DynamicPageList3 extension is a reporting tool for MediaWiki, listing category members and intersections with various formats and details. In affected versions unsanitised input of regular expression date within the parameters of the DPL parser function, allowed for the possibility of ReDoS (Regex Denial of Service). This has been resolved in version 3.3.6. If you are unable to update you may also set `$wgDplSettings['functionalRichness'] = 0;` or disable DynamicPageList3 to mitigate.
CVE-2021-39877 1 Gitlab 1 Gitlab 2021-10-12 4.3 MEDIUM 5.5 MEDIUM
A vulnerability was discovered in GitLab starting with version 12.2 that allows an attacker to cause uncontrolled resource consumption with a specially crafted file.
CVE-2020-3428 1 Cisco 75 1100 Integrated Services Router, 4221 Integrated Services Router, 4321 Integrated Services Router and 72 more 2021-10-07 6.1 MEDIUM 6.5 MEDIUM
A vulnerability in the WLAN Local Profiling feature of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to incorrect parsing of HTTP packets while performing HTTP-based endpoint device classifications. An attacker could exploit this vulnerability by sending a crafted HTTP packet to an affected device. A successful exploit could cause an affected device to reboot, resulting in a DoS condition.
CVE-2020-3479 1 Cisco 27 1100 Integrated Services Router, 4221 Integrated Services Router, 4321 Integrated Services Router and 24 more 2021-10-07 7.8 HIGH 7.5 HIGH
A vulnerability in the implementation of Multiprotocol Border Gateway Protocol (MP-BGP) for the Layer 2 VPN (L2VPN) Ethernet VPN (EVPN) address family in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to incorrect processing of Border Gateway Protocol (BGP) update messages that contain crafted EVPN attributes. An attacker could exploit this vulnerability by sending BGP update messages with specific, malformed attributes to an affected device. A successful exploit could allow the attacker to cause an affected device to crash, resulting in a DoS condition.
CVE-2020-26256 1 C2fo 1 Fast-csv 2021-10-07 3.5 LOW 6.5 MEDIUM
Fast-csv is an npm package for parsing and formatting CSVs or any other delimited value file in node. In fast-cvs before version 4.3.6 there is a possible ReDoS vulnerability (Regular Expression Denial of Service) when using ignoreEmpty option when parsing. This has been patched in `v4.3.6` You will only be affected by this if you use the `ignoreEmpty` parsing option. If you do use this option it is recommended that you upgrade to the latest version `v4.3.6` This vulnerability was found using a CodeQL query which identified `EMPTY_ROW_REGEXP` regular expression as vulnerable.
CVE-2021-1621 1 Cisco 45 Asr 1000, Asr 1000-x, Asr 1001 and 42 more 2021-10-05 3.3 LOW 7.4 HIGH
A vulnerability in the Layer 2 punt code of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a queue wedge on an interface that receives specific Layer 2 frames, resulting in a denial of service (DoS) condition. This vulnerability is due to improper handling of certain Layer 2 frames. An attacker could exploit this vulnerability by sending specific Layer 2 frames on the segment the router is connected to. A successful exploit could allow the attacker to cause a queue wedge on the interface, resulting in a DoS condition.