CVE-2023-21641

Name: CVE-2023-21641
Creator: NVD / NIST
Published: 2023-07-04T05:15:10.513+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.11%

Last modified Jun 17, 2026

CVE-2023-21641 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An app with non-privileged access can change global system brightness and cause undesired system behavior.. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

An app with non-privileged access can change global system brightness and cause undesired system behavior.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.11%

1.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Qualcomm	Fastconnect 6900 Firmware	All versions
Qualcomm	Fastconnect 7800 Firmware	All versions
Qualcomm	Qca6574au Firmware	All versions
Qualcomm	Qca6696 Firmware	All versions
Qualcomm	Sa6145p Firmware	All versions
Qualcomm	Sa6150p Firmware	All versions
Qualcomm	Sa6155p Firmware	All versions
Qualcomm	Sa8145p Firmware	All versions
Qualcomm	Sa8150p Firmware	All versions
Qualcomm	Sa8155p Firmware	All versions
Qualcomm	Sa8195p Firmware	All versions
Qualcomm	Snapdragon 8 Gen 1 Firmware	All versions
Qualcomm	Wcd9380 Firmware	All versions
Qualcomm	Wsa8830 Firmware	All versions
Qualcomm	Wsa8835 Firmware	All versions

References

https://www.qualcomm.com/company/product-security/bulletins/july-2023-bulletinPatch, Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/july-2023-bulletinPatch, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2023-21641?

An app with non-privileged access can change global system brightness and cause undesired system behavior.

How severe is CVE-2023-21641?

CVE-2023-21641 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21641?

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-2023-21641?

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

Scan your code now

Source: NVD / NIST