CVE-2021-20302 Information

Description

A flaw was found in OpenEXR’s TiledInputFile functionality. This flaw allows an attacker who can submit a crafted single-part non-image to be processed by OpenEXR to trigger a floating-point exception error. The highest threat from this vulnerability is to system availability.

CVSS Vector

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

Reference

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25894 https://bugzilla.redhat.com/show_bug.cgi?id=1939161 https://github.com/AcademySoftwareFoundation/openexr/pull/842

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5