CVE-2021-20298

EPSS 1.2%CWE-400

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

23 Aug 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw was found in OpenEXR's B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.

Affected products

n/a · OpenEXR

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://access.redhat.com/security/cve/CVE-2021-20298 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25913 https://bugzilla.redhat.com/show_bug.cgi?id=1939156 https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97 https://github.com/AcademySoftwareFoundation/openexr/pull/843 https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html