Executive Summary

Title opendmarc security update
Name DSA-4526 First vendor Publication 2019-09-19
Vendor Debian Last vendor Modification 2019-09-19
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores


It was discovered that OpenDMARC, a milter implementation of DMARC, is prone to a signature-bypass vulnerability with multiple From: addresses.

For the oldstable distribution (stretch), this problem has been fixed in version 1.3.2-2+deb9u2.

For the stable distribution (buster), this problem has been fixed in version 1.3.2-6+deb10u1.

We recommend that you upgrade your opendmarc packages.

For the detailed security status of opendmarc please refer to its security tracker page at: https://security-tracker.debian.org/tracker/opendmarc

Original Source

Url : http://www.debian.org/security/2019/dsa-4526

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-290 Authentication Bypass by Spoofing

CPE : Common Platform Enumeration

Application 3

Alert History

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Date Informations
2019-09-20 00:18:43
  • First insertion