National Cyber Awareness System
Vulnerability Summary for CVE-2012-6085
Original release date:01/24/2013
Last revised:01/24/2013
Source:
US-CERT/NIST
Overview
The read_block function in g10/import.c in GnuPG 1.4.x before 1.4.13 and 2.0.x through 2.0.19, when importing a key, allows remote attackers to corrupt the public keyring database or cause a denial of service (application crash) via a crafted length field of an OpenPGP packet.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
4.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commitdiff;h=f0b33b6fb8e0586e9584a7a409dcc31263776a67
Type: Patch Information
External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=891142
External Source: CONFIRM
Name: https://bugs.g10code.com/gnupg/issue1455
External Source: XF
Name: gnupg-public-keys-code-exec(80990)
External Source: UBUNTU
Name: USN-1682-1
External Source: BID
Name: 57102
External Source: MLIST
Name: [oss-security] 20130101 Re: GnuPG 1.4.12 and lower - memory access errors and keyring database corruption
External Source: MANDRIVA
Name: MDVSA-2013:001
External Source: FEDORA
Name: FEDORA-2013-0377
External Source: FEDORA
Name: FEDORA-2013-0148