Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2011-4613

27
FAUCET Score

CVE-2011-4613 describes a local privilege escalation vulnerability affecting X.Org X wrapper in Debian and Ubuntu Linux distributions. An attacker can bypass access restrictions by manipulating stdin to be misinterpreted as the console TTY, leading to potential compromise of confidentiality, integrity, and availability. With a CVSS score of 4.6 (medium severity), this vulnerability requires local access and low attack complexity. While not actively exploited in the wild and lacking significant community discussion, an ExploitDB entry (EDB-18040) exists, indicating public exploit code availability.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:x.org:x_server:-:*:*:*:*:*:*:*
10.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*
10.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*
11.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*
11.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.6MEDIUM

AV:L/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-18040 · Oct 28, 2011
This CVE's current EPSS score of 0.0086 is in the 88th percentile among its peer group of 3,048 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (2)

debianvendor investigatingvia nvd_reference
View patch
ubuntuvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2011-4613Moderate

xorg-x11-server: wrapper security bypass

Dec 15, 2011

References

bugs.debian.org / cgi-bin/bugreport.cgi
Vendor Advisory
debian.org / security/2011/dsa-2364
Vendor Advisory
ubuntu.com / usn/USN-1349-1
Vendor Advisory