Vulnerability in Postfix

CVE-2008-4977

postfix_groups.pl in Postfix 2.5.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/postfix_groups.stdout, (2) /tmp/postfix_groups.stderr, and (3) /tmp/postfix_groups.message temporary files. NOTE: the vendor disputes this vulnerability, stating "This is not a real issue ... users would have to edit a script under /usr/lib to enable it.

EPSS: 0.004 (30.1th percentile) — read the EPSS interpretation.

Affected products

  • Postfix — versions 2.5.2
  • N/a — versions n/a

Weakness classification (CWE)

References