CVE-2020-27844

Description

A flaw was found in openjpeg's src/lib/openjp2/t2.c in versions prior to 2.4.0. This flaw allows an attacker to provide crafted input to openjpeg during conversion and encoding, causing an out-of-bounds write. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.85% Top 20%
Vendor Advisory gentoo.org
Affected: n/a openjpeg
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1907521 patch third party advisory issue tracking
https://security.gentoo.org/glsa/202101-29 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00011.html third party advisory mailing list
https://www.oracle.com/security-alerts/cpuApr2021.html third party advisory patch
https://www.oracle.com//security-alerts/cpujul2021.html third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-27844?
CVE-2020-27844 has been scored as a high severity vulnerability.
How to fix CVE-2020-27844?
To fix CVE-2020-27844, 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-2020-27844 being actively exploited in the wild?
It is possible that CVE-2020-27844 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-27844?
CVE-2020-27844 affects n/a openjpeg.
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