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 local users to bypass intended access
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.86% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 58.2% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2014-02-05 19:00Z12 YR AGO
- Last updated
- 2024-08-07 00:09Z2 YR AGO
- Reserved
- 2011-11-29
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- eb35f483d91752c71a2f45d2c02f09b69bc3fd1cac5ccb03c1fa2b0d8a92b060
05 Affected products
06 References
- bugs.debian.orghttp://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652249
- www.ubuntu.comUSN-1349-1http://www.ubuntu.com/usn/USN-1349-1
- www.debian.orgDSA-2364http://www.debian.org/security/2011/dsa-2364
07 Fixed in
Debian 12
- xorg Fixed in 1:7.6+10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- xorg Fixed in 1:7.6+10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- xorg Fixed in 1:7.6+10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.