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CVE-2021-23169

HIGHCVSS 8.8/10EPSS 2.29%

Last modified

CVE-2021-23169 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 2.29% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
2.29%

81.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpenexrOpenexr< 3.0.1
FedoraprojectFedora33
FedoraprojectFedora34

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-23169?
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.
How severe is CVE-2021-23169?
CVE-2021-23169 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.29% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23169?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-23169?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST