Medium severity · published Oct 2, 2020
CVE-2020-26519
Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service
5.5
CVSS
1%
EPSS
No
On KEV
Description
Artifex MuPDF before 1.18.0 has a heap based buffer over-write when parsing JBIG2 files allowing attackers to cause a denial of service.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
FE
Fedora · Fedoraproject
32; 33 · source: NVD
MU
Mupdf · Artifex
before 1.18.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-26519
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-26519
git.ghostscript.com
http://git.ghostscript.com/?p=mupdf.git%3Ba=commit%3Bh=af1e390a2c7abceb32676ec684cd1dbb92907ce8
Permissions Required
https://bugs.ghostscript.com/show_bug.cgi?id=702937
Mailing List
https://lists.debian.org/debian-lts-announce/2021/03/msg00012.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SOF4PX2A5TGKKPMXINADSOJJ4H5UUMKK/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJMBKWVY7ZBIQV3EU5YHEFH5XWV4PABG/
Third Party Advisory
https://security.gentoo.org/glsa/202105-30
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