Description
XDM in XFree86 3.3 and 3.3.3 generates easily guessable cookies using gettimeofday() when compiled with the HasXdmXauth option, which allows remote attackers to gain unauthorized access to the X display via a brute force attack.
Affected products
- xfree86_project / x11r63.3 – 3.3
- xfree86_project / x11r63.3.3 – 3.3.3