CVE-2021-34555

HIGH

OpenDMARC 1.4.1 and 1.4.1.1 - Denial of Service via Multi-Value From Header Field

Title source: llm
STIX 2.1

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.

References (4)

Core 4
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/trusteddomainproject/OpenDMARC/issues/179
Patch, Third Party Advisory x_refsource_misc
https://github.com/trusteddomainproject/OpenDMARC/pull/178

Scores

CVSS v3 7.5
EPSS 0.0275
EPSS Percentile 84.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (4)
fedoraproject/fedora 33
fedoraproject/fedora 34
trusteddomain/opendmarc 1.4.1
trusteddomain/opendmarc 1.4.1.1
Published Jun 10, 2021
Tracked Since Feb 18, 2026