CWE
310
Advisory Published
Updated

CVE-2011-3152

First published: Sun Apr 27 2014(Updated: )

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.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Ubuntu Update Manager<=1\:0.87.24
Ubuntu Update Manager=1\-0.134.7
Ubuntu Update Manager=1\-0.142.19
Ubuntu Update Manager=1\-0.150
Ubuntu Update Manager=1\-0.152.25
Ubuntu Linux=8.04
Ubuntu Linux=10.04
Ubuntu Linux=10.10
Ubuntu Linux=11.04
Ubuntu Linux=11.10
Ubuntu=10.10
Ubuntu=8.04
Ubuntu=11.04
Ubuntu=11.10
Ubuntu=10.04

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Frequently Asked Questions

  • What is the severity of CVE-2011-3152?

    CVE-2011-3152 has a medium severity rating due to its potential for unauthorized code execution during the update process.

  • How do I fix CVE-2011-3152?

    To fix CVE-2011-3152, update the Update Manager to version 1:0.87.31.1 or later for affected Ubuntu distributions.

  • Which versions of Ubuntu are affected by CVE-2011-3152?

    CVE-2011-3152 affects Ubuntu versions 8.04 through 11.10 that utilize specific versions of the Update Manager.

  • What kind of vulnerability is CVE-2011-3152?

    CVE-2011-3152 is a security vulnerability that relates to GPG signature verification failure during update extractions.

  • Is there a workaround for CVE-2011-3152?

    There are no recommended workarounds for CVE-2011-3152; updating to a secure version is the best course of action.

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