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CVE-2011-3628

Published: 24 October 2011

Untrusted search path vulnerability in pam_motd (aka the MOTD module) in libpam-modules before 1.1.3-2ubuntu2.1 on Ubuntu 11.10, before 1.1.2-2ubuntu8.4 on Ubuntu 11.04, before 1.1.1-4ubuntu2.4 on Ubuntu 10.10, before 1.1.1-2ubuntu5.4 on Ubuntu 10.04 LTS, and before 0.99.7.1-5ubuntu6.5 on Ubuntu 8.04 LTS, when using certain configurations such as "session optional pam_motd.so", allows local users to gain privileges by modifying the PATH environment variable to reference a malicious command, as demonstrated via uname.

Notes

AuthorNote
mdeslaur
code not present in hardy

Priority

Medium

Status

Package Release Status
pam
Launchpad, Ubuntu, Debian
upstream Needs triage

hardy Not vulnerable
(0.99.7.1-5ubuntu6.4)
lucid
Released (1.1.1-2ubuntu5.4)
maverick
Released (1.1.1-4ubuntu2.4)
natty
Released (1.1.2-2ubuntu8.4)
oneiric
Released (1.1.3-2ubuntu2.1)