CVE-2022-20521 — MEDIUM (5.0)

Vulnerability Description

In sdpu_find_most_specific_service_uuid of sdp_utils.cc, there is a possible way to crash Bluetooth due to a missing null check. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-227203684

CVSS Score

5.0

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	13.0

Related Weaknesses (CWE)

CWE-476

References

https://source.android.com/security/bulletin/pixel/2022-12-01PatchVendor Advisory
https://source.android.com/security/bulletin/pixel/2022-12-01PatchVendor Advisory

FAQ

What is CVE-2022-20521?

CVE-2022-20521 is a vulnerability with a CVSS score of 5.0 (MEDIUM). In sdpu_find_most_specific_service_uuid of sdp_utils.cc, there is a possible way to crash Bluetooth due to a missing null check. This could lead to local denial of service with no additional execution...

How severe is CVE-2022-20521?

CVE-2022-20521 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-20521?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.