Secunia Security Advisory - A vulnerability has been reported in rxvt-unicode, which potentially can be exploited by malicious, local users to bypass certain security restrictions.
5925aad31a66c689a376443025e5238e70552b9797411eafbf53f5026528183b
TITLE:
rxvt-unicode TTY Device Insecure Permissions Vulnerability
SECUNIA ADVISORY ID:
SA18301
VERIFY ADVISORY:
http://secunia.com/advisories/18301/
CRITICAL:
Less critical
IMPACT:
Security Bypass
WHERE:
Local system
SOFTWARE:
rxvt-unicode 5.x
http://secunia.com/product/4777/
rxvt-unicode 6.x
http://secunia.com/product/6746/
DESCRIPTION:
A vulnerability has been reported in rxvt-unicode, which potentially
can be exploited by malicious, local users to bypass certain security
restrictions.
The vulnerability is caused due to insecure permissions
(world-readable and world-writable) being set on certain TTY devices.
This can potentially be exploited by malicious users to read from or
write to the devices.
The vulnerability has been reported in versions prior to 6.3 and only
affect systems which uses non-unix PTYS (e.g. most BSDs).
SOLUTION:
Update to version 6.3.
http://dist.schmorp.de/rxvt-unicode/
PROVIDED AND/OR DISCOVERED BY:
The vendor credits Ryan Beasley.
ORIGINAL ADVISORY:
http://dist.schmorp.de/rxvt-unicode/Changes
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