CVE-2023-21108

Name: CVE-2023-21108
Creator: NVD / NIST
Published: 2023-06-15T19:15:09.423+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2023-21108 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In sdpu_build_uuid_seq of sdp_discovery.cc, there is a possible out of bounds write due to a use after free. This could lead to remote code execution over Bluetooth, if HFP support is enabled, with no additional execution privileges needed. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

In sdpu_build_uuid_seq of sdp_discovery.cc, there is a possible out of bounds write due to a use after free. This could lead to remote code execution over Bluetooth, if HFP support is enabled, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-239414876

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.24%

14.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Google	Android	11.0
Google	Android	12.0
Google	Android	12.1
Google	Android	13.0

References

https://source.android.com/security/bulletin/2023-06-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2023-06-01Patch, Vendor Advisory

Timeline

Published: Jun 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21108?

How severe is CVE-2023-21108?

CVE-2023-21108 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21108?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21108?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST