Vulnerability Details CVE-2023-21242
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 74.7%
CVSS Severity
CVSS v3 Score 9.8
References
- https://android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770
- https://source.android.com/security/bulletin/2023-08-01
- https://android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770
- https://source.android.com/security/bulletin/2023-08-01