Vulnerability Monitor

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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.

Published

2021-06-10T15:15:09.680

Last Modified

2024-11-21T06:10:39.997

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	trusteddomain	opendmarc	1.4.1	Yes
Application	trusteddomain	opendmarc	1.4.1.1	Yes
Operating System	fedoraproject	fedora	33	Yes
Operating System	fedoraproject	fedora	34	Yes

References

https://github.com/trusteddomainproject/OpenDMARC/issues/179 Exploit, Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/trusteddomainproject/OpenDMARC/pull/178 Patch, Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MAT4ZSWPQ5SUTMYCXRXI5SMTWL4AG7E/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZHZD4WZDYRBB2XVW2EQ4DQ2KYMAGPUO/ ([email protected])
https://github.com/trusteddomainproject/OpenDMARC/issues/179 Exploit, Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/trusteddomainproject/OpenDMARC/pull/178 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MAT4ZSWPQ5SUTMYCXRXI5SMTWL4AG7E/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VZHZD4WZDYRBB2XVW2EQ4DQ2KYMAGPUO/ (af854a3a-2127-422b-91ae-364da2661108)