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CVE-2011-3150

22
FAUCET Score

CVE-2011-3150 describes a critical vulnerability in Software Center for Ubuntu versions 11.10, 11.04, and 10.10, stemming from improper server certificate validation. This flaw allows remote attackers to conduct man-in-the-middle (MITM) attacks, potentially leading to arbitrary code execution or sensitive information disclosure. With a CVSS score of 6.8, this vulnerability is moderately severe, requiring medium attack complexity but allowing for network-based exploitation with partial impact on confidentiality, integrity, and availability. Despite its potential impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
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

6.8MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.90%
Probability of exploitation in next 30 days
EPSS Percentile
77.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0190 is in the 60th percentile among its peer group of 19,956 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Patch Available

Vendor Patches (1)

ubuntupatch availablevia nvd_reference
View patch

References

secunia.com / advisories/46950
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/71430
securityfocus.com / bid/50754
Vendor Advisory
ubuntu.com / usn/USN-1270-1
PatchVendor Advisory