Vulnerability CVE-2016-7976
Published: 2017-08-07

Description:
The PS Interpreter in Ghostscript 9.18 and 9.20 allows remote attackers to execute arbitrary code via crafted userparams.

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Artifex -> Ghostscript 

 References:
http://git.ghostscript.com/?p=user/chrisl/ghostpdl.git;a=commit;h=6d444c273da5499a4cd72f21cb6d4c9a5256807d
http://www.debian.org/security/2016/dsa-3691
http://www.openwall.com/lists/oss-security/2016/10/19/6
http://www.securityfocus.com/bid/95332
https://bugs.ghostscript.com/show_bug.cgi?id=697178
https://security.gentoo.org/glsa/201702-31
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