CVE-2018-17961

high-risk
Published 2018-10-15

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.

Do I need to act?

!
11.3% chance of exploitation in next 30 days
EPSS score — higher than 89% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
!
1 public exploit available
45573
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.6/10 High
LOCAL / LOW complexity

Affected Products (13)

Affected Vendors

Debian Redhat Canonical Artifex

References (22)

http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
Exploit http://www.openwall.com/lists/oss-security/2018/10/09/4
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3834
Patch https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
Permissions Required https://bugs.ghostscript.com/show_bug.cgi?id=699816
Mailing List https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
Third Party Advisory https://usn.ubuntu.com/3803-1/
Third Party Advisory https://www.debian.org/security/2018/dsa-4336
Exploit https://www.exploit-db.com/exploits/45573/
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
Exploit http://www.openwall.com/lists/oss-security/2018/10/09/4
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3834
Patch https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
Permissions Required https://bugs.ghostscript.com/show_bug.cgi?id=699816
Mailing List https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
Third Party Advisory https://usn.ubuntu.com/3803-1/
and 2 more references
61
/ 100
high-risk
Severity 26/34 · High
Exploitability 18/34 · Moderate
Exposure 17/34 · Moderate