Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2014-3299 1 Cisco 1 Ios 2017-01-12 6.8 MEDIUM N/A
Cisco IOS allows remote authenticated users to cause a denial of service (device reload) via malformed IPsec packets, aka Bug ID CSCui79745.
CVE-2016-6473 1 Cisco 1 Ios 2017-01-06 6.1 MEDIUM 6.5 MEDIUM
A vulnerability in Cisco IOS on Catalyst Switches and Nexus 9300 Series Switches could allow an unauthenticated, adjacent attacker to cause a Layer 2 network storm. More Information: CSCuu69332, CSCux07028. Known Affected Releases: 15.2(3)E. Known Fixed Releases: 12.2(50)SE4 12.2(50)SE5 12.2(50)SQ5 12.2(50)SQ6 12.2(50)SQ7 12.2(52)EY4 12.2(52)SE1 12.2(53)EX 12.2(53)SE 12.2(53)SE1 12.2(53)SE2 12.2(53)SG10 12.2(53)SG11 12.2(53)SG2 12.2(53)SG9 12.2(54)SG1 12.2(55)EX3 12.2(55)SE 12.2(55)SE1 12.2(55)SE10 12.2(55)SE2 12.2(55)SE3 12.2(55)SE4 12.2(55)SE5 12.2(55)SE6 12.2(55)SE7 12.2(55)SE8 12.2(55)SE9 12.2(58)EZ 12.2(58)SE1 12.2(58)SE2 12.2(60)EZ 12.2(60)EZ1 12.2(60)EZ2 12.2(60)EZ3 12.2(60)EZ4 12.2(60)EZ5 12.2(60)EZ6 12.2(60)EZ7 12.2(60)EZ8 15.0(1)EY2 15.0(1)SE 15.0(1)SE2 15.0(1)SE3 15.0(2)EA 15.0(2)EB 15.0(2)EC 15.0(2)ED 15.0(2)EH 15.0(2)EJ 15.0(2)EJ1 15.0(2)EK1 15.0(2)EX 15.0(2)EX1 15.0(2)EX3 15.0(2)EX4 15.0(2)EX5 15.0(2)EY 15.0(2)EY1 15.0(2)EY2 15.0(2)EZ 15.0(2)SE 15.0(2)SE1 15.0(2)SE2 15.0(2)SE3 15.0(2)SE4 15.0(2)SE5 15.0(2)SE6 15.0(2)SE7 15.0(2)SE9 15.0(2)SG10 15.0(2)SG3 15.0(2)SG6 15.0(2)SG7 15.0(2)SG8 15.0(2)SG9 15.0(2a)EX5 15.1(2)SG 15.1(2)SG1 15.1(2)SG2 15.1(2)SG3 15.1(2)SG4 15.1(2)SG5 15.1(2)SG6 15.2(1)E 15.2(1)E1 15.2(1)E2 15.2(1)E3 15.2(1)EY 15.2(2)E 15.2(2)E3 15.2(2b)E.
CVE-2015-0731 1 Cisco 1 Ios 2017-01-06 6.1 MEDIUM N/A
The ISDN implementation in Cisco IOS 15.3S allows remote attackers to cause a denial of service (device reload) via malformed Q931 SETUP messages, aka Bug ID CSCut37890.
CVE-2016-6474 1 Cisco 1 Ios 2017-01-05 5.8 MEDIUM 7.3 HIGH
A vulnerability in the implementation of X.509 Version 3 for SSH authentication functionality in Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to bypass authentication on an affected system. More Information: CSCuv89417. Known Affected Releases: 15.5(2.25)T. Known Fixed Releases: 15.2(4)E1 15.2(4)E2 15.2(4)E3 15.2(4)EA4 15.2(4.0r)EB 15.2(4.1.27)EB 15.2(4.4.2)EA4 15.2(4.7.1)EC 15.2(4.7.2)EC 15.2(5.1.1)E 15.2(5.5.63)E 15.2(5.5.64)E 15.4(1)IA1.80 15.5(3)M1.1 15.5(3)M2 15.5(3)S1.4 15.5(3)S2 15.6(0.22)S0.12 15.6(1)T0.1 15.6(1)T1 15.6(1.15)T 15.6(1.17)S0.7 15.6(1.17)SP 15.6(1.22.1a)T0 15.6(2)S 15.6(2)SP 16.1(1.24) 16.1.2 16.2(0.247) 16.3(0.11) 3.8(1)E Denali-16.1.2.
CVE-2015-6263 1 Cisco 1 Ios 2017-01-04 6.3 MEDIUM N/A
The RADIUS client implementation in Cisco IOS 15.4(3)M2.2, when a shared RADIUS secret is configured, allows remote RADIUS servers to cause a denial of service (device reload) via malformed answers, aka Bug ID CSCuu59324.
CVE-2015-6278 1 Cisco 2 Ios, Ios Xe 2017-01-04 7.8 HIGH N/A
The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3S; and 3.14S before 3.14.2S does not properly implement the Control Plane Protection (aka CPPr) feature, which allows remote attackers to cause a denial of service (device reload) via a flood of ND packets, aka Bug ID CSCus19794.
CVE-2015-6280 1 Cisco 2 Ios, Ios Xe 2017-01-04 9.3 HIGH N/A
The SSHv2 functionality in Cisco IOS 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.6E before 3.6.3E, 3.7E before 3.7.1E, 3.10S before 3.10.6S, 3.11S before 3.11.4S, 3.12S before 3.12.3S, 3.13S before 3.13.3S, and 3.14S before 3.14.1S does not properly implement RSA authentication, which allows remote attackers to obtain login access by leveraging knowledge of a username and the associated public key, aka Bug ID CSCus73013.
CVE-2015-4185 1 Cisco 1 Ios 2017-01-04 6.9 MEDIUM N/A
The TCL interpreter in Cisco IOS 15.2 does not properly maintain the vty state, which allows local users to gain privileges by starting a session very soon after a TCL script execution, aka Bug ID CSCuq24202.
CVE-2015-0771 1 Cisco 9 Catalyst 6503-e, Catalyst 6504-e, Catalyst 6506-e and 6 more 2017-01-04 6.3 MEDIUM N/A
The IKE implementation in the WS-IPSEC-3 service module in Cisco IOS 12.2 on Catalyst 6500 devices allows remote authenticated users to cause a denial of service (device reload) by sending a crafted message during IPsec tunnel setup, aka Bug ID CSCur70505.
CVE-2015-6294 1 Cisco 2 Ios, Ios Xe 2016-12-29 6.1 MEDIUM N/A
Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.
CVE-2015-4200 1 Cisco 1 Ios 2016-12-28 7.8 HIGH N/A
Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (memory consumption) by triggering an error during CPE negotiation, aka Bug ID CSCug00885.
CVE-2015-4199 1 Cisco 1 Ios 2016-12-28 7.1 HIGH N/A
Race condition in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (NULL pointer free and module crash) by triggering intermittent connectivity with many IPv6 CPE devices, aka Bug ID CSCug47366.
CVE-2015-4202 1 Cisco 2 Ios, Ubr10000 Cable Modem Termination System 2016-12-28 5.0 MEDIUM N/A
Cisco IOS 12.2SCH on uBR10000 router Cable Modem Termination Systems (CMTS) does not properly restrict access to the IP Detail Record (IPDR) service, which allows remote attackers to obtain potentially sensitive MAC address and network-utilization information via crafted IPDR packets, aka Bug ID CSCua39203.
CVE-2015-4203 1 Cisco 2 Ios, Ubr10000 Cable Modem Termination System 2016-12-28 5.4 MEDIUM N/A
Race condition in Cisco IOS 12.2SCH in the Performance Routing Engine (PRE) module on uBR10000 devices, when NetFlow and an MPLS IPv6 VPN are configured, allows remote attackers to cause a denial of service (PXF process crash) by sending malformed MPLS 6VPE packets quickly, aka Bug ID CSCud83396.
CVE-2016-9201 1 Cisco 1 Ios 2016-12-22 5.0 MEDIUM 7.5 HIGH
A vulnerability in the Zone-Based Firewall feature of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to pass traffic that should otherwise have been dropped based on the configuration. More Information: CSCuz21015. Known Affected Releases: 15.3(3)M3. Known Fixed Releases: 15.6(2)T0.1 15.6(2.0.1a)T0 15.6(2.19)T 15.6(3)M.
CVE-2015-6279 1 Cisco 2 Ios, Ios Xe 2016-12-12 7.8 HIGH N/A
The IPv6 snooping functionality in the first-hop security subsystem in Cisco IOS 12.2, 15.0, 15.1, 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.2SE, 3.3SE, 3.3XO, 3.4SG, 3.5E, and 3.6E before 3.6.3E; 3.7E before 3.7.2E; 3.9S and 3.10S before 3.10.6S; 3.11S before 3.11.4S; 3.12S and 3.13S before 3.13.3S; and 3.14S before 3.14.2S allows remote attackers to cause a denial of service (device reload) via a malformed ND packet with the Cryptographically Generated Address (CGA) option, aka Bug ID CSCuo04400.
CVE-2015-6429 1 Cisco 2 Ios, Ios Xe 2016-12-07 5.0 MEDIUM N/A
The IKEv1 state machine in Cisco IOS 15.4 through 15.6 and IOS XE 3.15 through 3.17 allows remote attackers to cause a denial of service (IPsec connection termination) via a crafted IKEv1 packet to a tunnel endpoint, aka Bug ID CSCuw08236.
CVE-2015-6359 1 Cisco 1 Ios 2016-12-07 6.1 MEDIUM N/A
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS 15.3(3)S0.1 on ASR devices mishandles internal tables, which allows remote attackers to cause a denial of service (memory consumption or device crash) via a flood of crafted ND messages, aka Bug ID CSCup28217.
CVE-2015-6365 1 Cisco 1 Ios 2016-12-07 4.0 MEDIUM N/A
Cisco IOS 15.2(04)M and 15.4(03)M lets physical-interface ACLs supersede virtual PPP interface ACLs, which allows remote authenticated users to bypass intended network-traffic restrictions in opportunistic circumstances by using PPP, aka Bug ID CSCur61303.
CVE-2015-6366 1 Cisco 1 Ios 2016-12-07 5.0 MEDIUM N/A
Cisco IOS 15.2(04)M6 and 15.4(03)S lets physical-interface ACLs supersede tunnel-interface ACLs, which allows remote attackers to bypass intended network-traffic restrictions in opportunistic circumstances by using a tunnel, aka Bug ID CSCur01042.
CVE-2011-4016 1 Cisco 1 Ios 2016-12-07 5.4 MEDIUM N/A
The PPP implementation in Cisco IOS 12.2 and 15.0 through 15.2, when Point-to-Point Termination and Aggregation (PTA) and L2TP are used, allows remote attackers to cause a denial of service (device crash) via crafted network traffic, aka Bug ID CSCtf71673.
CVE-2016-1333 1 Cisco 1 Ios 2016-12-06 6.8 MEDIUM 6.5 MEDIUM
Cisco IOS 15.5(3)M and 15.6(1)T0a on Cisco 1000 Connected Grid routers allows remote authenticated users to cause a denial of service (device reload) via an SNMP request for unspecified BRIDGE MIB OIDs, aka Bug ID CSCux89878.
CVE-2016-1330 1 Cisco 1 Ios 2016-12-06 6.1 MEDIUM 6.5 MEDIUM
Cisco IOS 15.2(4)E on Industrial Ethernet 2000 devices allows remote attackers to cause a denial of service (device reload) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuy27746.
CVE-2016-1348 1 Cisco 2 Ios, Ios Xe 2016-12-03 7.8 HIGH 7.5 HIGH
Cisco IOS 15.0 through 15.5 and IOS XE 3.3 through 3.16 allow remote attackers to cause a denial of service (device reload) via a crafted DHCPv6 Relay message, aka Bug ID CSCus55821.
CVE-2016-1384 1 Cisco 2 Ios, Ios Xe 2016-12-03 5.0 MEDIUM 7.5 HIGH
The NTP implementation in Cisco IOS 15.1 and 15.5 and IOS XE 3.2 through 3.17 allows remote attackers to modify the system time via crafted packets, aka Bug ID CSCux46898.
CVE-2016-1378 1 Cisco 1 Ios 2016-12-03 5.0 MEDIUM 5.3 MEDIUM
Cisco IOS before 15.2(2)E1 on Catalyst switches allows remote attackers to obtain potentially sensitive software-version information via a request to the Network Mobility Services Protocol (NMSP) port, aka Bug ID CSCum62591.
CVE-2016-1349 1 Cisco 2 Ios, Ios Xe 2016-12-03 7.8 HIGH 7.5 HIGH
The Smart Install client implementation in Cisco IOS 12.2, 15.0, and 15.2 and IOS XE 3.2 through 3.7 allows remote attackers to cause a denial of service (device reload) via crafted image list parameters in a Smart Install packet, aka Bug ID CSCuv45410.
CVE-2016-6398 1 Cisco 1 Ios 2016-11-28 5.0 MEDIUM 5.3 MEDIUM
The PPTP server in Cisco IOS 15.5(3)M does not properly initialize packet buffers, which allows remote attackers to obtain sensitive information from earlier network communication by reading packet data, aka Bug ID CSCvb16274.
CVE-2015-6375 1 Cisco 1 Ios 2016-11-28 2.1 LOW N/A
The debug-logging (aka debug cns) feature in Cisco Networking Services (CNS) for IOS 15.2(2)E3 allows local users to obtain sensitive information by reading an unspecified file, aka Bug ID CSCux18010.
CVE-2003-0100 1 Cisco 1 Ios 2016-10-18 7.5 HIGH N/A
Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.
CVE-2002-0813 1 Cisco 1 Ios 2016-10-18 7.1 HIGH N/A
Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.
CVE-2000-0368 1 Cisco 1 Ios 2016-09-21 2.1 LOW N/A
Classic Cisco IOS 9.1 and later allows attackers with access to the login prompt to obtain portions of the command history of previous users, which may allow the attacker to access sensitive data.
CVE-2013-6705 1 Cisco 2 Ios, Ios Xe 2016-09-15 6.1 MEDIUM N/A
The IP Device Tracking (IPDT) feature in Cisco IOS and IOS XE allows remote attackers to cause a denial of service (IPDT AVL corruption and device reload) via a crafted sequence of ARP packets, aka Bug ID CSCuh38133.
CVE-2014-3273 1 Cisco 1 Ios 2016-09-07 6.1 MEDIUM N/A
The LLDP implementation in Cisco IOS allows remote attackers to cause a denial of service (device reload) via a malformed packet, aka Bug ID CSCum96282.
CVE-2014-3263 1 Cisco 1 Ios 2016-09-07 5.4 MEDIUM N/A
The ScanSafe module in Cisco IOS 15.3(3)M allows remote attackers to cause a denial of service (device reload) via HTTPS packets that require tower processing, aka Bug ID CSCum97038.
CVE-2014-3262 1 Cisco 2 Ios, Ios Xe 2016-09-07 4.3 MEDIUM N/A
The Locator/ID Separation Protocol (LISP) implementation in Cisco IOS 15.3(3)S and earlier and IOS XE does not properly validate parameters in ITR control messages, which allows remote attackers to cause a denial of service (CEF outage and packet drops) via malformed messages, aka Bug ID CSCun73782.
CVE-2016-1424 1 Cisco 1 Ios 2016-06-20 6.1 MEDIUM 6.5 MEDIUM
Cisco IOS 15.2(1)T1.11 and 15.2(2)TST allows remote attackers to cause a denial of service (device crash) via a crafted LLDP packet, aka Bug ID CSCun63132.
CVE-2015-0598 1 Cisco 2 Ios, Ios Xe 2015-11-02 6.8 MEDIUM N/A
The RADIUS implementation in Cisco IOS and IOS XE allows remote attackers to cause a denial of service (device reload) via crafted IPv6 Attributes in Access-Accept packets, aka Bug IDs CSCur84322 and CSCur27693.
CVE-2015-0632 1 Cisco 2 Ios, Ios Xe 2015-11-02 5.7 MEDIUM N/A
Race condition in the Neighbor Discovery (ND) protocol implementation in Cisco IOS and IOS XE allows remote attackers to cause a denial of service via a flood of Router Solicitation messages on the local network, aka Bug ID CSCuo67770.
CVE-2015-0659 1 Cisco 1 Ios 2015-11-02 5.0 MEDIUM N/A
The Autonomic Networking Infrastructure (ANI) implementation in Cisco IOS allows remote attackers to trigger self-referential adjacencies via a crafted Autonomic Networking (AN) message, aka Bug ID CSCup62157.
CVE-2015-6343 1 Cisco 1 Ios 2015-11-02 5.0 MEDIUM N/A
The SIP implementation in Cisco IOS 15.5(3)M on Cisco Unified Border Element (CUBE) devices allows remote attackers to cause a denial of service via crafted SIP messages, aka Bug ID CSCuv79202.
CVE-2015-0669 1 Cisco 1 Ios 2015-10-01 6.4 MEDIUM N/A
The Autonomic Networking Infrastructure (ANI) implementation in Cisco IOS 15.4S and 15.4(3)S allows remote attackers to modify configuration settings or cause a denial of service (partial service outage) by sending crafted Autonomic Networking (AN) messages on an intranet network, aka Bug ID CSCup62167.
CVE-2015-0637 1 Cisco 2 Ios, Ios Xe 2015-10-01 7.8 HIGH N/A
The Autonomic Networking Infrastructure (ANI) implementation in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.10.xS through 3.13.xS before 3.13.1S allows remote attackers to cause a denial of service (device reload) via spoofed AN messages, aka Bug ID CSCup62315.
CVE-2015-0636 1 Cisco 2 Ios, Ios Xe 2015-10-01 7.8 HIGH N/A
The Autonomic Networking Infrastructure (ANI) implementation in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.10.xS through 3.13.xS before 3.13.1S allows remote attackers to cause a denial of service (disrupted domain access) via spoofed AN messages that reset a finite state machine, aka Bug ID CSCup62293.
CVE-2015-0635 1 Cisco 2 Ios, Ios Xe 2015-10-01 9.0 HIGH N/A
The Autonomic Networking Infrastructure (ANI) implementation in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.10.xS through 3.13.xS before 3.13.1S allows remote attackers to spoof Autonomic Networking Registration Authority (ANRA) responses, and consequently bypass intended device and node access restrictions or cause a denial of service (disrupted domain access), via crafted AN messages, aka Bug ID CSCup62191.
CVE-2015-0687 1 Cisco 8 Catalyst 4503, Catalyst 4503-e, Catalyst 4506-e and 5 more 2015-09-29 6.3 MEDIUM N/A
The SNMP implementation in Cisco IOS 15.1(2)SG4 on Catalyst 4500 devices, when single-switch Virtual Switching System (VSS) is configured, allows remote authenticated users to cause a denial of service (device crash) by performing SNMP polling, aka Bug ID CSCuq04574.
CVE-2015-0709 1 Cisco 2 Ios, Ios Xe 2015-09-10 6.8 MEDIUM N/A
Cisco IOS 15.5S and IOS XE allow remote authenticated users to cause a denial of service (device crash) by leveraging knowledge of the RADIUS secret and sending crafted RADIUS packets, aka Bug ID CSCur21348.
CVE-2015-0708 1 Cisco 2 Ios, Ios Xe 2015-09-10 6.1 MEDIUM N/A
Cisco IOS 15.4S, 15.4SN, and 15.5S and IOS XE 3.13S and 3.14S allow remote attackers to cause a denial of service (device crash) by including an IA_NA option in a DHCPv6 Solicit message on the local network, aka Bug ID CSCur29956.
CVE-2015-0650 1 Cisco 2 Ios, Ios Xe 2015-09-04 7.8 HIGH N/A
The Service Discovery Gateway (aka mDNS Gateway) in Cisco IOS 12.2, 12.4, 15.0, 15.1, 15.2, 15.3, and 15.4 and IOS XE 3.9.xS and 3.10.xS before 3.10.4S, 3.11.xS before 3.11.3S, 3.12.xS before 3.12.2S, and 3.13.xS before 3.13.1S allows remote attackers to cause a denial of service (device reload) by sending malformed mDNS UDP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCup70579.
CVE-2015-0638 1 Cisco 1 Ios 2015-09-04 7.1 HIGH N/A
Cisco IOS 12.2, 12.4, 15.0, 15.2, and 15.3, when a VRF interface is configured, allows remote attackers to cause a denial of service (interface queue wedge) via crafted ICMPv4 packets, aka Bug ID CSCsi02145.