CVE-2023-21242

CRITICAL

Insecure Eap Network Handler - Privilege Escalation

Title source: llm
STIX 2.1

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.

References (2)

Core 2

Scores

CVSS v3 9.8
EPSS 0.0044
EPSS Percentile 35.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

Status published
Products (1)
google/android 13.0
Published Aug 14, 2023
Tracked Since Feb 18, 2026