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CVE-2020-16587

Published: 9 December 2020

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.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
openexr
Launchpad, Ubuntu, Debian
trusty Does not exist

upstream
Released (2.5.3-2)
groovy Not vulnerable
(2.5.3-2)
bionic
Released (2.2.0-11.1ubuntu1.4)
focal
Released (2.3.0-6ubuntu0.3)
xenial
Released (2.2.0-10ubuntu2.4)
Patches:
upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9a

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H