CVEvulnerability

CVE-2023-21242

9.8 CRITICAL Published 2023-08-14 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2023-08-14
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In isServerCertChainValid of InsecureEapNetworkHandler.java, there is a possible way to trust an imposter server due to a logic error in the code. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected configurations

• google android 13.0

References

https://android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770 Patch
https://source.android.com/security/bulletin/2023-08-01 Patch, Vendor Advisory
https://android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770 Patch
https://source.android.com/security/bulletin/2023-08-01 Patch, Vendor Advisory