Integer overflow in OpenEXR - CVE-2021-3476

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Main Vulnerability Database Vulnerabilities #VU51929

Integer overflow in OpenEXR - CVE-2021-3476

Published: April 6, 2021 / Updated: May 18, 2021


Vulnerability identifier: #VU51929
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-3476
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
OpenEXR
Software vendor:
OpenEXR

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) on the target system.

The vulnerability exists due to integer overflow in B44 uncompression functionality. A remote attacker can pass specially crafted file, trigger integer overflow and cause a denial of service condition on the target system.


Remediation

Install updates from vendor's website.

External links