Access Restriction Bypass Affecting dovecot package, versions <1:1.2.8-1


Severity

Recommended
0.0
medium
0
10

Based on Debian security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-DEBIAN10-DOVECOT-324314
  • published24 Nov 2009
  • disclosed24 Nov 2009

Introduced: 24 Nov 2009

CVE-2009-3897  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Debian:10 dovecot to version 1:1.2.8-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream dovecot package and not the dovecot package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

Dovecot 1.2.x before 1.2.8 sets 0777 permissions during creation of certain directories at installation time, which allows local users to access arbitrary user accounts by replacing the auth socket, related to the parent directories of the base_dir directory, and possibly the base_dir directory itself.

CVSS Scores

version 3.1