Vulnerability CVE-2012-6085
Published: 2013-01-23   Modified: 2013-01-24

Description:
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.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
GnuPG 1.4.12 Database Corruption
kb
01.01.2013

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.8/10
4.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
Gnupg -> Gnupg 

 References:
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commitdiff;h=f0b33b6fb8e0586e9584a7a409dcc31263776a67
https://bugzilla.redhat.com/show_bug.cgi?id=891142
https://bugs.g10code.com/gnupg/issue1455
http://xforce.iss.net/xforce/xfdb/80990
http://www.ubuntu.com/usn/USN-1682-1
http://www.securityfocus.com/bid/57102
http://www.openwall.com/lists/oss-security/2013/01/01/6
http://www.mandriva.com/security/advisories?name=MDVSA-2013:001
http://rhn.redhat.com/errata/RHSA-2013-1459.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095516.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095513.html
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