CVE-2018-16863

high

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863

https://access.redhat.com/errata/RHSA-2018:3761

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519

Details

Source: Mitre, NVD

Published: 2018-12-03

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High