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CVE-2011-3152

MEDIUM · CVSS 6.4EPSS 2.3%EU EUVD

DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 on Ubuntu 8.04 through 11.10 does not verify the GPG signature before extracting an upgrade tarball, which allows man-in-the-middle attackers to (1) create or overwrite arbitrary files via a directory traversal attack using a crafted tar file, or (2) bypass authentication via a crafted meta-release file.

Key facts

CVSS score
6.4 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:N
Weakness (CWE)
CWE-310
EPSS score
2.3% (84th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-3119)
Published
April 27, 2014
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3119 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / ubuntu linux
  • canonical / update-manager
  • canonical / update-manager
  • canonical / update-manager
  • canonical / update-manager
  • canonical / update-manager

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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