Critical severity · published Apr 27, 2020
CVE-2020-12268
jbig2_image_compose in jbig2_image.c in Artifex jbig2dec before 0.18 has a heap-based buffer overflow
9.8
CVSS
2.7%
EPSS
No
On KEV
Description
jbig2_image_compose in jbig2_image.c in Artifex jbig2dec before 0.18 has a heap-based buffer overflow.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% 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 · source: NVD
JB
Jbig2dec · Artifex
before 0.18 · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-12268
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-12268
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00034.html
Exploit
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20332
Patch
https://github.com/ArtifexSoftware/jbig2dec/commit/0726320a4b55078e9d8deb590e477d598b3da66e
Third Party Advisory
https://github.com/ArtifexSoftware/jbig2dec/compare/0.17...0.18
Mailing List
https://lists.debian.org/debian-lts-announce/2021/10/msg00023.html
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