High severity · published Dec 9, 2020
CVE-2020-16600
A Use After Free vulnerability exists in Artifex Software, Inc
7.8
CVSS
1%
EPSS
No
On KEV
Description
A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MU
Mupdf · Artifex
through 1.16.1; 1.17.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-16600
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-16600
git.ghostscript.com
http://git.ghostscript.com/?p=mupdf.git%3Bh=96751b25462f83d6e16a9afaf8980b0c3f979c8b
Third Party Advisory
https://bugs.ghostscript.com/show_bug.cgi?id=702253
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