VDB
CVE-2021-20300
CVE-2021-20300
PUBLISHED
CVSS 5.5 MEDIUM
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.
EPSS 0.89% · 58.6th percentile
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
0.89%
58.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | openexr | 2.2.1-4.1ubuntu1, 0, 2.3.0-6ubuntu0.1 |
| Ubuntu:18.04:LTS | openexr | 2.2.0-11.1ubuntu1, 2.2.0-11.1ubuntu1.1, 2.2.0-11ubuntu1 |
| Ubuntu:Pro:16.04:LTS | openexr | 2.2.0-9ubuntu1, 2.2.0-1ubuntu3, 0 |
Timeline
- Aug 20, 2021 CVE Published
- Mar 4, 2022 PoC Published
- Mar 5, 2022 EPSS Score
- Apr 26, 2022 EPSS Score
- Jun 18, 2022 EPSS Score
- Aug 10, 2022 EPSS Score
- Oct 1, 2022 EPSS Score
- Nov 23, 2022 EPSS Score
- Dec 13, 2022 CVE Updated
- Jan 14, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 29, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-20300 advisory
- https://access.redhat.com/security/cve/CVE-2021-20300 advisory
- https://www.cve.org/CVERecord?id=CVE-2021-20300 third-party-advisory