1. Ubuntu Security Notices
  2. USN-6790-1

USN-6790-1: amavisd-new vulnerability

Publication date

28 May 2024

Overview

amavisd-new could be made to bypass security measures.

Releases

Packages

  • amavisd-new - Interface between MTA and virus scanner/content filters

Details

It was discovered that amavisd-new incorrectly handled certain MIME email
messages with multiple boundary parameters. A remote attacker could
possibly use this issue to bypass checks for banned files or malware.

It was discovered that amavisd-new incorrectly handled certain MIME email
messages with multiple boundary parameters. A remote attacker could
possibly use this issue to bypass checks for banned files or malware.

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
24.04 noble amavisd-new –  1:2.13.0-3ubuntu2
23.10 mantic amavisd-new –  1:2.13.0-3ubuntu1.1
22.04 jammy amavisd-new –  1:2.12.2-1ubuntu1.1
20.04 focal amavisd-new –  1:2.11.0-6.1ubuntu1.1

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References

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