CVE-2020-13529

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server.

CVSS v3.0 6.1 MEDIUM
CVSS v2.0 2.9 LOW

6.1^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 4.0

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

2.9^/10

CVSS v2.0 : LOW

Vector : AV:A/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 5.5 / Impact : 2.9

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142	Exploit Third Party Advisory
https://security.netapp.com/advisory/ntap-20210625-0005/	Third Party Advisory
https://security.gentoo.org/glsa/202107-48	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/	Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/04/2	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/17/3	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/09/07/3	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:systemd_project:systemd:245:-:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vmware_vsphere::
	cpe:2.3:o:fedoraproject:fedora:33:::::::*

Information

Published : 2021-05-10 16:15

Updated : 2022-04-28 19:15

NVD link : CVE-2020-13529

Mitre link : CVE-2020-13529

JSON object : View

Products Affected

fedoraproject

fedora

systemd_project

systemd

netapp

active_iq_unified_manager

CWE

CWE-290

Authentication Bypass by Spoofing

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142", "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://security.netapp.com/advisory/ntap-20210625-0005/", "name": "https://security.netapp.com/advisory/ntap-20210625-0005/", "tags": ["Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://security.gentoo.org/glsa/202107-48", "name": "GLSA-202107-48", "tags": ["Third Party Advisory"], "refsource": "GENTOO"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/", "name": "FEDORA-2021-166e461c8d", "tags": ["Third Party Advisory"], "refsource": "FEDORA"}, {"url": "http://www.openwall.com/lists/oss-security/2021/08/04/2", "name": "[oss-security] 20210804 Re: Pop!_OS Membership to linux-distros list", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2021/08/17/3", "name": "[oss-security] 20210817 Re: Pop!_OS Membership to linux-distros list", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2021/09/07/3", "name": "[oss-security] 20210907 Re: Pop!_OS Membership to linux-distros list", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-290"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-13529", "ASSIGNER": "talos-cna@cisco.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 2.9, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 5.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 1.6}}, "publishedDate": "2021-05-10T16:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:systemd_project:systemd:245:-:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-04-28T19:15Z"}