High severity · published Apr 14, 2017
CVE-2016-8602
The .sethalftone5 function in psi/zht2.c in Ghostscript before 9.21 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via…
7.8
CVSS
3.2%
EPSS
No
On KEV
Description
The .sethalftone5 function in psi/zht2.c in Ghostscript before 9.21 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted Postscript document that calls .sethalftone5 with an empty operand stack.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.2% · higher than 88% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GH
Ghostscript · Artifex
through 9.20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8602
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8602
git.ghostscript.com
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2017-0013.html
rhn.redhat.com
http://rhn.redhat.com/errata/RHSA-2017-0014.html
www.debian.org
http://www.debian.org/security/2016/dsa-3691
Mailing List
http://www.openwall.com/lists/oss-security/2016/10/11/5
Mailing List
http://www.openwall.com/lists/oss-security/2016/10/11/7
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