CVE-2020-11765

Home/CVE/An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by Dw

CVE

An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by Dw

An issue was discovered in OpenEXR before 2.4.1. There is an off-by-one error in use of the ImfXdr.h read function by DwaCompressor::Classifier::Classifier, leading to an out-of-bounds read.

MEDIUM · CVSS 5.5 EPSS 0.00372

Schedule remediation

Public exploit or PoC is available

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-125Out-of-bounds Read

CWE-193Off-by-one Error

▤

Affected Products & Versions

openexr< 2.4.1
fedoraproject fedoraall versions
opensuse leapall versions
debian linuxall versions
canonical ubuntu linuxall versions
apple icloud< 7.20
apple icloud>= 10.0 and < 11.3
apple itunes< 12.10.8
Show all 16 affected productsapple ipados< 13.6
apple iphone os< 13.6
apple mac os x>= 10.13.0 and < 10.13.6
apple mac os x>= 10.14.0 and < 10.14.6
apple mac os x>= 10.15 and < 10.15.6
apple mac os xall versions
apple tvos< 13.4.8
apple watchos< 6.2.8

⚠

Public Exploits & PoCs

pocbugs.chromium.org · detail?id=1987bugs.chromium.org

▣

Scoring & Timeline

5.5

MEDIUM · CVSS v3.1 · cve@mitre.org

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD14 Apr 2020 · 11:15 PM

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

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2020:0682-1
suse-csafSUSE-SU-2020:1293-1
usnUSN-4339-1

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.htmlMailing ListThird Party Advisory

https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020Release NotesThird Party Advisory

https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1Release NotesThird Party Advisory

https://lists.debian.org/debian-lts-announce/2020/08/msg00056.htmlMailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3/

https://security.gentoo.org/glsa/202107-27Third Party Advisory

Show all 15 references

https://support.apple.com/kb/HT211288Third Party Advisory

https://support.apple.com/kb/HT211289Third Party Advisory

https://support.apple.com/kb/HT211290Third Party Advisory

https://support.apple.com/kb/HT211291Third Party Advisory

https://support.apple.com/kb/HT211293Third Party Advisory

https://support.apple.com/kb/HT211294Third Party Advisory

https://support.apple.com/kb/HT211295Third Party Advisory

https://usn.ubuntu.com/4339-1/Third Party Advisory

https://www.debian.org/security/2020/dsa-4755Third Party Advisory

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