Vulnerability · Published Jun 8, 2021 · Assigned by redhat
CVE-2021-23169
High 8.8
In plain English
A high-severity out-of-bounds write in OpenEXR. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)2.3%top 16.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A heap-buffer overflow was found in the copyIntoFrameBuffer function of OpenEXR in versions before 3.0.1. An attacker could use this flaw to execute arbitrary code with the permissions of the user running the application compiled against OpenEXR.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | openexr | 3.1.1-r0 | ALPINE-CVE-2021-23169 |
| Alpine:v3.21 | openexr | 3.1.1-r0 | ALPINE-CVE-2021-23169 |
| Alpine:v3.22 | openexr | 3.1.1-r0 | ALPINE-CVE-2021-23169 |
| Alpine:v3.23 | openexr | 3.1.1-r0 | ALPINE-CVE-2021-23169 |
| Alpine:v3.24 | openexr | 3.1.1-r0 | ALPINE-CVE-2021-23169 |
| Debian:12 | openexr | 2.5.4-2 | DEBIAN-CVE-2021-23169 |
| Debian:13 | openexr | 2.5.4-2 | DEBIAN-CVE-2021-23169 |
| Debian:14 | openexr | 2.5.4-2 | DEBIAN-CVE-2021-23169 |
Affected products (as reported)
Weakness: CWE-787
References
- FEDORA-2021-c194de7719 vendor-advisory
- FEDORA-2021-6af32bfcd2 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1947612
- GLSA-202210-31 vendor-advisory