Home/CVE/An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read during Huffman uncompression, as demonst
CVE

CVE-2020-11761

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read during Huffman uncompression, as demonst

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read during Huffman uncompression, as demonstrated by FastHufDecoder::refill in ImfFastHuf.cpp.

MEDIUM · CVSS 5.5 EPSS 0.0037
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

15
openexr< 2.4.1
fedoraproject fedoraall versions
canonical ubuntu linuxall versions
debian linuxall versions
apple icloud< 7.20
apple icloud>= 10.0 and < 11.3
apple itunes< 12.10.8
apple ipados< 13.6
⚠

Public Exploits & PoCs

1
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

4
suse-csafopenSUSE-SU-2020:0682-1
suse-csafSUSE-SU-2020:1293-1
usnUSN-4339-1
rhsaRHSA-2020:4039Moderate
🔗

References & Sources

15
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
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