CVE-2021-3479
5.5
MEDIUM
CVSS 3.1
EPSS 0.53%
Description
There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability.
How to fix CVE-2021-3479
To remediate CVE-2021-3479, upgrade the affected package to a fixed version below.
- Debian/openexr—upgrade to 2.5.4-1 or later
Is CVE-2021-3479 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.5.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |