CVE-2011-4613 EXPLOIT
4.6
MEDIUM · CVSS 2.0 · EPSS 0.9% (pctl 57)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 4.6 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 0.86% — more likely to be exploited than 57% of all CVEs |
| Weakness | CWE-264 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2014-02-05 |
| Last modified | 2026-06-16 |
Affected (4)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| debian | debian linux |
| ubuntu | linux |
| x.org | x server |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | X.Org xorg 1.4 < 1.11.2 - File Permission Change | 2011-10-28 |
References
→ the Explorer · watch your stack · NVD