National Cyber Awareness System
Vulnerability Summary for CVE-2007-4739
Original release date:09/06/2007
Last revised:02/05/2009
Source:
US-CERT/NIST
Overview
reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification
References to Advisories, Solutions, and Tools
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External Source: SECUNIA
Name: 26678
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=440535
Type: Patch Information
External Source: CONFIRM
Name: http://alioth.debian.org/frs/shownotes.php?release_id=1031
Type: Patch Information
External Source: OSVDB
Name: 40172
External Source: MISC
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=5;filename=interdiff;att=1;bug=440535
External Source: BID
Name: 25537
External Source: DEBIAN
Name: DSA-1394
External Source: SECUNIA
Name: 27334
Technical Details
- Permissions, Privileges, and Access Control (CWE-264)