CVE-2023-21373

HIGH

Android - Missing Authorization in Telephony SIM Selection

Title source: llm
STIX 2.1

Description

In Telephony, there is a possible way for a guest user to change the preferred SIM due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References (1)

Core 1

Scores

CVSS v3 7.8
EPSS 0.0008
EPSS Percentile 0.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-862
Status published
Products (1)
google/android 14.0
Published Oct 30, 2023
Tracked Since Feb 18, 2026