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 breakdown
CVSS 3.0
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low
Affected products
- artifex / Ghostscript9.07 – 9.07
References
- MISChttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=5516c614dc33
- MISChttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=78911a01b67d
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16863
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:3761
- MISChttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=79cccf641486
- MISChttp://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=520bb0ea7519