Description

** UNSUPPORTED WHEN ASSIGNED ** 

A privilege escalation vulnerability in CxUIUSvc64.exe and
CxUIUSvc32.exe of Synaptics audio drivers allows a local authorized
attacker to load a DLL in a privileged process.

Out of an abundance of caution, this CVE ID is being
assigned to better serve our customers and ensure all who are still running
this product understand that the product is End-of-Life and should be removed.
For more information on this, refer to the CVE Record’s reference information.

Classification

CVE ID: CVE-2024-9157

CVSS Base Severity: HIGH

CVSS Base Score: 7.8

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

Affected Products

Vendor: Synaptics

Product: Synaptics Audio Driver

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 0.86% (scored less or equal to compared to others)

EPSS Date: 2025-04-09 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2024-9157
https://www.synaptics.com/sites/default/files/2025-03/audio-driver-security-brief-2025-03-11.pdf

Timeline