CVE-2011-3152

Update Manager Arbitrary File Write and Authentication Bypass via Unverified Tarball Extraction

Title source: llm
STIX 2.1

Description

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.

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/71494
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1284-1
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/77642
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/50833
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/47024

Scores

EPSS 0.0229
EPSS Percentile 81.4%

Details

CWE
CWE-310
Status published
Products (7)
canonical/ubuntu_linux 8.04
canonical/ubuntu_linux 10.04
canonical/ubuntu_linux 10.10
canonical/ubuntu_linux 11.04
canonical/ubuntu_linux 11.10
canonical/update-manager 1\ 0.134.7 (4 CPE variants)
canonical/update-manager < 1\:0.87.24
Published Apr 27, 2014
Tracked Since Feb 18, 2026