TI-2024-08502 Aliases CVE-2024-9157 GHSA-fxhc-7857-mhjj

Privilege Escalation Vulnerability in CxUIUSvc service

LOW 36CWE-284Published 2025-03-11 · Updated 2025-03-11

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.

Summary

** 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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00346 28th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Synaptics	Synaptics Audio Driver	all versions; all versions; all versions	—	No fix listed	CNA

Synaptics Audio Driver VendorSynaptics Affected all versions; all versions; all versions Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-9157
2026-10-03 Alias added: GHSA-fxhc-7857-mhjj

References

Other 1

https://www.synaptics.com/sites/default/files/2025-03/audio-driver-security-brief-2025-03-11.pdf

TI-2019-07124 Incorrect access control in the CxUtilSvc component of the Synaptics Sound Device drivers… CVSS 3.0HIGH 8.8
TI-2022-10466 Caphyon Ltd Advanced Installer 19.3 and earlier and many products that use the updater… CVSS 3.1HIGH 8.1
TI-2019-13465 Incorrect parameter validation in the synaTee component of Synaptics WBF drivers using an… CVSS 3.1HIGH 7.8
TI-2021-02615 synaTEE.signed.dll Out-Of-Bounds Heap Write CVSS 3.1HIGH 7.1
TI-2025-10792 Co-Installer Privilege Escalation CVSS 3.1MEDIUM 6.6
TI-2020-06737 An unquoted search path vulnerability was reported in versions prior to 1.0.83.0 of the… CVSS 3.1MEDIUM 6.7

See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences