High severity7.8NVD Advisory· Published Oct 30, 2023· Updated Jun 17, 2026
CVE-2023-21373
CVE-2023-21373
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.
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Affected products
1Patches
Vulnerability mechanics
References
1- source.android.com/docs/security/bulletin/android-14nvdVendor Advisory
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