Vulnerability CVE-2017-7207
Published: 2017-03-21

Description:
The mem_get_bits_rectangle function in Artifex Software, Inc. Ghostscript 9.20 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PostScript document.

Type:

CWE-476

 (NULL Pointer Dereference)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Artifex -> Afpl ghostscript 
Artifex -> Ghostscript 

 References:
http://www.debian.org/security/2017/dsa-3838
http://www.ghostscript.com/cgi-bin/findgit.cgi?309eca4e0a31ea70dcc844812691439312dad091
http://www.securityfocus.com/bid/96995
http://www.securitytracker.com/id/1039071
https://access.redhat.com/errata/RHSA-2017:2180
https://bugs.ghostscript.com/show_bug.cgi?id=697676
https://security.gentoo.org/glsa/201708-06
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