CVE-2018-18662

Public Exploit

Description

There is an out-of-bounds read in fz_run_t3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.24%
Third-Party Advisory securityfocus.com Third-Party Advisory ghostscript.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/105755 vdb entry third party advisory
https://bugs.ghostscript.com/show_bug.cgi?id=700043 third party advisory exploit
https://github.com/TeamSeri0us/pocs/tree/master/mupdf third party advisory exploit
https://lists.debian.org/debian-lts-announce/2020/07/msg00019.html mailing list
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=164ddc22ee0d5b63a81d5148f44c37dd132a9356

Frequently Asked Questions

What is the severity of CVE-2018-18662?
CVE-2018-18662 has been scored as a medium severity vulnerability.
How to fix CVE-2018-18662?
To fix CVE-2018-18662, 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-2018-18662 being actively exploited in the wild?
It is possible that CVE-2018-18662 is being exploited or will be exploited in a near future based on public information. 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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