The web interface in CUPS 1.7.4 allows local users in the lp group to read arbitrary files via a symlink attack on a file in /var/cache/cups/rss/ and language[0] set to null. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-3537.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5029
Reference (s):
- http://advisories.mageia.org/MGASA-2014-0313.html
- https://cups.org/str.php?L4455
- DEBIAN:DSA-2990
- URL: http://www.debian.org/security/2014/dsa-2990
- MANDRIVA:MDVSA-2015:108