Vulnerability identifier: #VU12609

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-10317

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ghostscript
Universal components / Libraries / Libraries used by multiple products

Vendor: Artifex Software, Inc.

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in the fill_threshhold_buffer function in base/gxht_thresh.c due to heap-based buffer overflow. A remote attacker can submit a specially crafted PostScript document, trigger memory corruption and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Ghostscript: 9.20

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External links
http://git.ghostscript.com/?p=ghostpdl.git;h=362ec9daadb9992b0def3520cd1dc6fa52edd1c4

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.