CVE-2018-18073

Description

Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.

Category

6.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.19%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ghostscript.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html vdb entry third party advisory
https://bugs.ghostscript.com/show_bug.cgi?id=699927 issue tracking patch vendor advisory
https://access.redhat.com/errata/RHSA-2018:3834 third party advisory vendor advisory
https://usn.ubuntu.com/3803-1/ third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2018/10/10/12 mailing list third party advisory patch
https://www.debian.org/security/2018/dsa-4336 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html third party advisory mailing list
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690 issue tracking third party advisory patch
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c5695833361887fe0b32e8d987741c

Frequently Asked Questions

What is the severity of CVE-2018-18073?
CVE-2018-18073 has been scored as a medium severity vulnerability.
How to fix CVE-2018-18073?
To fix CVE-2018-18073, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-18073 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-18073 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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