National Cyber-Alert System
Vulnerability Summary for CVE-2009-1358
Original release date:04/21/2009
Last revised:05/19/2009
Source:
US-CERT/NIST
Overview
apt-get in apt before 0.7.21 does not check for the correct error code from gpgv, which causes apt to treat a repository as valid even when it has been signed with a key that has been revoked or expired, which might allow remote attackers to trick apt into installing malicious repositories.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/356012
External Source: XF
Name: apt-aptget-gpgv-security-bypass(50086)
External Source: UBUNTU
Name: USN-762-1
External Source: BID
Name: 34630
External Source: DEBIAN
Name: DSA-1779
External Source: SECUNIA
Name: 34874
External Source: SECUNIA
Name: 34832
External Source: SECUNIA
Name: 34829
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=433091