CVE-2023-20844

Name: CVE-2023-20844
Creator: NVD / NIST
Published: 2023-09-04T03:15:11.443+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.2/10EPSS 0.09%

Last modified Jun 17, 2026

CVE-2023-20844 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. In imgsys_cmdq, there is a possible out of bounds read due to a missing valid range checking. This could lead to local information disclosure with System execution privileges needed. EPSS estimates a 0.09% chance of exploitation in the next 30 days.

Description

In imgsys_cmdq, there is a possible out of bounds read due to a missing valid range checking. This could lead to local information disclosure with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07354058; Issue ID: ALPS07340121.

Metrics

CVSS 3.1

4.2/10

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

EPSS Probability

0.09%

0.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Linuxfoundation	Yocto	4.0
Mediatek	Iot Yocto	23.0
Google	Android	11.0
Google	Android	12.0
Linux	Linux Kernel	6.1

References

https://corp.mediatek.com/product-security-bulletin/September-2023Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/September-2023Vendor Advisory

Timeline

Published: Sep 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-20844?

How severe is CVE-2023-20844?

CVE-2023-20844 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.

How do I fix CVE-2023-20844?

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-2023-20844?

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

Scan your code now

Source: NVD / NIST