CVE-2021-34555 - CVE House
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Status published High CVE-2021-34555

OpenDMARC 1.4.1 and 1.4.1.1 allows remote attackers to cause a...

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from trusteddomain

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CVE-2020-12460
OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 has improper null...
Critical 9.8
CVE-2020-12272
OpenDMARC through 1.3.2 and 1.4.x allows attacks that inject authentication...
Medium 5.3
CVE-2019-20790
OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2,...
Critical 9.8
CVE-2019-16378
OpenDMARC through 1.3.2 and 1.4.x through 1.4.0-Beta1 is prone to...
Critical 9.8

Affected Vendor

trusteddomain

View all reports →

Affected Software

opendmarc, fedora
Vulnerable Versions:
1.4.1, 1.4.1.1, 33, 34

Timeline

Official Publish: June 10th, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.