CVE-2020-21599

Public Exploit

Description

libde265 v1.0.4 contains a heap buffer overflow in the de265_image::available_zscan function, which can be exploited via a crafted a file.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.13%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/strukturag/libde265/issues/235 issue tracking exploit
https://lists.debian.org/debian-lts-announce/2022/12/msg00027.html issue tracking mailing list
https://www.debian.org/security/2023/dsa-5346 issue tracking mailing list vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-21599?
CVE-2020-21599 has been scored as a medium severity vulnerability.
How to fix CVE-2020-21599?
To fix CVE-2020-21599, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-21599 being actively exploited in the wild?
It is possible that CVE-2020-21599 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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