CVE-2020-11759

moderate-risk

Published 2020-04-14

An issue was discovered in OpenEXR before 2.4.1. Because of integer overflows in CompositeDeepScanLine::Data::handleDeepFrameBuffer and readSampleCountForLineBlock, an attacker can write to an out-of-bounds pointer.

Do I need to act?

1.1% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (20)

Openexr

Fedora

Ubuntu Linux

Debian Linux

Icloud

Itunes

Ipados

Iphone Os

Mac Os X

Affected Vendors

Debian Apple Canonical Fedoraproject Openexr

References (30)

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

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...

and 10 more references

/ 100

moderate-risk

Severity 18/34 · Moderate

Exploitability 3/34 · Minimal

Exposure 24/34 · High