Home/CVE/A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in chunkOffsetReconstruct
CVE

CVE-2020-16587

A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in chunkOffsetReconstruct

A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in chunkOffsetReconstruction in ImfMultiPartInputFile.cpp that can cause a denial of service via a crafted EXR file.

MEDIUM · CVSS 5.5 EPSS 0.00546
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
openexrall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · issues/491github.com
▣

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 NVD09 Dec 2020 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
usnUSN-4676-1
suse-csafopenSUSE-SU-2020:2351-1
suse-csafopenSUSE-SU-2020:2349-1
suse-csafSUSE-SU-2020:3934-1
suse-csafSUSE-SU-2020:3931-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/AcademySoftwareFoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9aPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00001.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00022.htmlMailing ListThird Party Advisory
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