J-Security Center

Title: KDE klock Vulnerability

Severity: MODERATE

Description:

It is possible to unlock a locked Xsession using xlock. The vulnerability is in klock's inability to handle certain keys inputted at the password prompt. The consequence, the unlocking of the X session, is a result of a segmentation fault in klock. A precise sequence of events must take place in order for this to be exploited properly.

Affected Products:

  • Caldera OpenLinux 1.3.0
  • Caldera OpenLinux 2.2.0

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