Denial of Service Vulnerability in Artifex Ghostscript GhostXPS Software
CVE-2017-9620

7.8HIGH

Key Information:

Vendor

Artifex
Status
Ghostscript Ghostxps
Vendor
CVE Published:
26 July 2017

What is CVE-2017-9620?

The xps_select_font_encoding function in the xpsfont.c file of Artifex Ghostscript GhostXPS version 9.21 is susceptible to a denial of service vulnerability. This flaw allows remote attackers to exploit crafted documents, potentially leading to heap-based buffer over-reads and application crashes. The vulnerability is associated with the xps_encode_font_char_imp function, which can be triggered by specially designed inputs, potentially impacting system stability.

References

https://security.gentoo.org/glsa/201811-12
vendor-advisoryx_refsource_GENTOO
http://www.securityfocus.com/bid/99990
vdb-entryx_refsource_BID
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh...
x_refsource_CONFIRM

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2017-9620 : Denial of Service Vulnerability in Artifex Ghostscript GhostXPS Software