Vulnerability Details : CVE-2012-6085
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.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2012-6085
- cpe:2.3:a:gnupg:gnupg:1.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.8:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.11:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.12:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.5:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:1.4.10:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:gnupg:gnupg:2.0.19:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-6085
4.82%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-6085
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:P |
8.6
|
4.9
|
NIST |
CWE ids for CVE-2012-6085
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-6085
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https://exchange.xforce.ibmcloud.com/vulnerabilities/80990
GnuPG public keys code execution CVE-2012-6085 Vulnerability Report
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http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095513.html
[SECURITY] Fedora 18 Update: gnupg2-2.0.19-7.fc18
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http://www.openwall.com/lists/oss-security/2013/01/01/6
oss-security - Re: GnuPG 1.4.12 and lower - memory access errors and keyring database corruption
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https://bugzilla.redhat.com/show_bug.cgi?id=891142
891142 – (CVE-2012-6085) CVE-2012-6085 GnuPG: read_block() corrupt key input validation
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http://www.securityfocus.com/bid/57102
GnuPG CVE-2012-6085 Multiple Remote Memory Corruption Vulnerabilities
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http://lists.fedoraproject.org/pipermail/package-announce/2013-January/095516.html
[SECURITY] Fedora 18 Update: gnupg-1.4.13-2.fc18
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http://www.mandriva.com/security/advisories?name=MDVSA-2013:001
mandriva.com
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http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git%3Ba=commitdiff%3Bh=f0b33b6fb8e0586e9584a7a409dcc31263776a67
git.gnupg.org Git
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http://www.ubuntu.com/usn/USN-1682-1
USN-1682-1: GnuPG vulnerability | Ubuntu security notices
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http://rhn.redhat.com/errata/RHSA-2013-1459.html
RHSA-2013:1459 - Security Advisory - Red Hat Customer Portal
-
https://bugs.g10code.com/gnupg/issue1455
Exploit
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