VDB
CVE-2021-20299
CVE-2021-20299
PUBLISHED
A flaw was found in OpenEXR's Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.
EPSS 1.03% · 77.7th percentile
Risk Scores
EPSS Score
1.03%
77.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:16.04:LTS | openexr | 0, 2.2.0-7ubuntu1, 2.2.0-10ubuntu2 |
| Ubuntu:Pro:20.04:LTS | openexr | 0, 2.2.1-4.1ubuntu1, 2.3.0-6build1 |
| Ubuntu:18.04:LTS | openexr | 0, 2.2.0-11ubuntu1, 2.2.0-11.1ubuntu1 |
Exploit Intelligence
- CIRCL seen: CVE-2021-20299 (circl-sighting)
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25740 (circl)
- https://github.com/AcademySoftwareFoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f (circl)
- https://bugzilla.redhat.com/show_bug.cgi?id=1939154 (circl)
- [debian-lts-announce] 20221211 [SECURITY] [DLA 3236-1] openexr security update (circl)
Timeline
- Aug 20, 2021 CVE Published
- Mar 16, 2022 PoC Published
- Mar 17, 2022 EPSS Score
- May 7, 2022 EPSS Score
- Jun 27, 2022 EPSS Score
- Oct 9, 2022 EPSS Score
- Nov 29, 2022 EPSS Score
- Dec 13, 2022 CVE Updated
- Dec 28, 2022 EPSS Score
- Jan 19, 2023 EPSS Score
- Feb 23, 2023 EPSS Score
- Mar 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-20299 third-party-advisory
- https://github.com/AcademySoftwareFoundation/openexr/pull/840 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-20299 third-party-advisory