Vulnerability · Published Jul 6, 2021 · Assigned by redhat

CVE-2021-3598

Medium 5.5

In plain English

A medium-severity memory corruption in OpenEXR. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.4%top 63.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

There's a flaw in OpenEXR's ImfDeepScanLineInputFile functionality in versions prior to 3.0.5. An attacker who is able to submit a crafted file to an application linked with OpenEXR could cause an out-of-bounds read. The greatest risk from this flaw is to application availability.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20openexr3.1.1-r0ALPINE-CVE-2021-3598
Alpine:v3.21openexr3.1.1-r0ALPINE-CVE-2021-3598
Alpine:v3.22openexr3.1.1-r0ALPINE-CVE-2021-3598
Alpine:v3.23openexr3.1.1-r0ALPINE-CVE-2021-3598
Alpine:v3.24openexr3.1.1-r0ALPINE-CVE-2021-3598
Debian:12openexr2.5.7-1DEBIAN-CVE-2021-3598
Debian:13openexr2.5.7-1DEBIAN-CVE-2021-3598
Debian:14openexr2.5.7-1DEBIAN-CVE-2021-3598

Affected products (as reported)

VendorProductVersions
n/a OpenEXR OpenEXR 3.0.5

Weakness: CWE-119

References