CVE-2021-20300

medium

Description

A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. The highest threat from this vulnerability is to system availability.

References

Advisories

https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html

https://github.com/AcademySoftwareFoundation/openexr/pull/836

https://bugzilla.redhat.com/show_bug.cgi?id=1939153

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25562

Details

Source: Mitre, NVD

Published: 2022-03-04

Updated: 2022-12-13

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00111