CVE-2020-27814

A heap-buffer overflow was found in the way openjpeg2 handled certain PNG format files. An attacker could use this flaw to cause an application crash or in some cases execute arbitrary code with the permission of the user running such an application.

Affected

openjpeg

CVSS v3.1 NVD

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0 NVD

6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS

2.01% chance of exploitation in the next 30 days, 81st percentile

Published

2021-01-25

Updated

2024-08-04

Proof-of-concept exploits (1)

• uclouvain/openjpeg/issues/12831118★ · 2026-09-05

Security advisories

• https://bugzilla.redhat.com/show_bug.cgi?id=1901998
• https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html
• https://security.gentoo.org/glsa/202101-29
• https://www.debian.org/security/2021/dsa-4882
• https://www.oracle.com//security-alerts/cpujul2021.html

References

• CVE Record
• NVD entry

Related

• CVE-2016-7163
• CVE-2016-9112
• CVE-2016-9113
• CVE-2016-9114
• CVE-2016-9115
• CVE-2016-9116