CVE-2020-11762

moderate-risk
Published 2020-04-14

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read and write in DwaCompressor::uncompress in ImfDwaCompressor.cpp when handling the UNKNOWN compression case.

Do I need to act?

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0.58% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (20)

Affected Vendors

Debian Apple Canonical Fedoraproject Opensuse Openexr

References (32)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html
Exploit https://bugs.chromium.org/p/project-zero/issues/detail?id=1987
Release Notes https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#vers...
Release Notes https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
Mailing List https://lists.debian.org/debian-lts-announce/2020/08/msg00056.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/202107-27
Third Party Advisory https://support.apple.com/kb/HT211288
Third Party Advisory https://support.apple.com/kb/HT211289
Third Party Advisory https://support.apple.com/kb/HT211290
Third Party Advisory https://support.apple.com/kb/HT211291
Third Party Advisory https://support.apple.com/kb/HT211293
Third Party Advisory https://support.apple.com/kb/HT211294
Third Party Advisory https://support.apple.com/kb/HT211295
Third Party Advisory https://usn.ubuntu.com/4339-1/
Third Party Advisory https://www.debian.org/security/2020/dsa-4755
Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html
Exploit https://bugs.chromium.org/p/project-zero/issues/detail?id=1987
Release Notes https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#vers...
Release Notes https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1
and 12 more references
44
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 2/34 · Minimal
Exposure 24/34 · High