VULNERABILITY INTELLIGENCE

CVE-2021-20300

CVSS score5.5 MEDIUM
EPSS probability0.89%
CISA KEVNot currently listed
Published2022-03-04
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. The highest threat from this vulnerability is to system availability.

Weakness classification

  • secalert@redhat.com: CWE-190
  • nvd@nist.gov: CWE-190

Primary references