Unauthorized Access Vulnerability in Airoha Bluetooth Audio SDK
CVE-2025-20702

8.8HIGH

Key Information:

Vendor

Airoha Technology Corp.

Status
Ab156x, Ab157x, Ab158x, Ab159x Series, Ab1627
Vendor
CVE Published:
4 August 2025

What is CVE-2025-20702?

The Airoha Bluetooth audio SDK contains a vulnerability that permits unauthorized access to the RACE protocol. Exploitation of this flaw allows for remote privilege escalation without the need for any user interaction or additional execution privileges, potentially compromising the affected systems and allowing attackers to gain elevated access.

Affected Version(s)

AB156x, AB157x, AB158x, AB159x series, AB1627 Airoha IoT SDK for BT audio v5.5.0 and earlier

AB156x, AB157x, AB158x, AB159x series, AB1627 Airoha AB1561x/AB1562x/AB1563x SDK v3.3.1 and earlier

References

https://www.airoha.com/product-security-bulletin/2025

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.