CVE-2020-27845

medium

Description

There's a flaw in src/lib/openjp2/pi.c of openjpeg in versions prior to 2.4.0. If an attacker is able to provide untrusted input to openjpeg's conversion/encoding functionality, they could cause an out-of-bounds read. The highest impact of this flaw is to application availability.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1907523

https://lists.fedoraproject.org/archives/list/[email protected]/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/

https://security.gentoo.org/glsa/202101-29

https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html

https://www.debian.org/security/2021/dsa-4882

https://www.oracle.com/security-alerts/cpuApr2021.html

Details

Source: MITRE

Published: 2021-01-05

Updated: 2021-07-20

Type: CWE-125

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM