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CVE-2023-45777

Description

In checkKeyIntentParceledCorrectly of AccountManagerService.java, there is a possible way to launch arbitrary activities using system privileges due to Parcel Mismatch. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

NVD
Severity: HIGH
CVE ID: CVE-2023-45777
CVSS Score: 7.8
CVSS Metrics: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Refrence: NVD MITRE

Proof Of Concept

michalbednarski

Writeup and exploit for CVE-2023-45777, bypass for Intent validation inside AccountManagerService on Android 13 despite "Lazy Bundle" mitigation

Refrence: GitHub

Description
Proof Of Concept