Vulnerability in Synaptics Audio Driver

CVE-2024-9157

** 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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (24.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-9157: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-9157?
CVE-2024-9157 is a high-severity vulnerability in Synaptics Audio Driver, classified under Improper Access Control. CVSS score: 7.8/10. Published 2025-03-11.
How severe is CVE-2024-9157?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2024-9157 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.