CVE-2011-4613
The X.Org X wrapper (xserver-wrapper.c) in Debian GNU/Linux and Ubuntu Linux does not properly verify the TTY of a user who is starting X, which allows...
- Published
- Feb 5, 2014
- Updated
- Aug 7, 2024
- Assigning CNA
- redhat
- Evidence observed
- Oct 28, 2011
Primary CVSS
nvd · CVSS 2.0
AV:L/AC:L/Au:N/C:P/I:P/A:PLow · next 30 days
- Percentile
- 56.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The X.Org X wrapper (xserver-wrapper.c) in Debian GNU/Linux and Ubuntu Linux does not properly verify the TTY of a user who is starting X, which allows local users to bypass intended access restrictions by associating stdin with a file that is misinterpreted as the console TTY.
Sources
1vladz · linux · Oct 28, 2011
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