The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite arbitrary files.
http://www.debian.org/security/2011/dsa-2233
Source: Mitre, NVD
Published: 2009-09-21
Updated: 2024-11-21
Base Score: 6.9
Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C
Severity: Medium
Base Score: 7.1
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Severity: High