Critical severity9.8NVD Advisory· Published Aug 14, 2023· Updated Jun 17, 2026

CVE-2023-21242

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.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Google/Android3 versions
cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 13

Patches

Vulnerability mechanics

References

android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770nvdPatch
source.android.com/security/bulletin/2023-08-01nvdPatchVendor Advisory

News mentions

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cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000