High severity · published Dec 3, 2018
CVE-2018-16863
It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509
7.8
CVSS
1.2%
EPSS
No
On KEV
Description
It was found that RHSA-2018:2918 did not fully fix CVE-2018-16509. An attacker could possibly exploit another variant of the flaw and bypass the -dSAFER protection to, for example, execute arbitrary shell commands via a specially crafted PostScript document. This only affects ghostscript 9.07 as shipped with Red Hat Enterprise Linux 7.
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)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
GH
Ghostscript · Artifex
9.07 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16863
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16863
git.ghostscript.com
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519
git.ghostscript.com
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33
git.ghostscript.com
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d
git.ghostscript.com
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3761
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863
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