CVE-2023-20831

Name: CVE-2023-20831
Creator: NVD / NIST
Published: 2023-09-04T03:15:09.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.7/10EPSS 0.09%

Last modified Jun 17, 2026

CVE-2023-20831 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. In gps, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. EPSS estimates a 0.09% chance of exploitation in the next 30 days.

Description

In gps, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08014144; Issue ID: ALPS08014162.

Metrics

CVSS 3.1

6.7/10

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

EPSS Probability

0.09%

0.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linuxfoundation	Yocto	2.6
Rdkcentral	Rdk-B	2022q3
Google	Android	12.0
Google	Android	13.0
Openwrt	Openwrt	19.07.0
Openwrt	Openwrt	21.02.0

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-2023-20831?

How severe is CVE-2023-20831?

CVE-2023-20831 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.

How do I fix CVE-2023-20831?

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-2023-20831?

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

Scan your code now

Source: NVD / NIST