CVE Vulnerability

CVE-2021-34555

OpenDMARC 1.4.1 and 1.4.1.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a multi-value From header field.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/trusteddomainproject/OpenDMARC/issues/179 Exploit Issue Tracking
https://github.com/trusteddomainproject/OpenDMARC/pull/178 Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VZHZD4WZDYRBB2XVW2EQ4DQ2KYMAGPUO/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MAT4ZSWPQ5SUTMYCXRXI5SMTWL4AG7E/ Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:trusteddomain:opendmarc:1.4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:trusteddomain:opendmarc:1.4.1:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Information

Published : 2021-06-10 03:15

Updated : 2021-09-20 01:50

NVD link : CVE-2021-34555

Mitre link : CVE-2021-34555

Products Affected

Opendmarc

Trusteddomain

CWE
CWE-476