Potential Local Escalation of Privilege Vulnerability in PermissionManagerServiceImpl
CVE-2023-21270

7.8HIGH

Key Information:

Vendor

Google
Status
Andrioid
Vendor
CVE Published:
19 November 2024

What is CVE-2023-21270?

In the PermissionManagerServiceImpl.java of Android, a flaw exists in the restorePermissionState function that could allow malicious applications to retain permissions they should have lost after system updates. Incorrect handling of permission flags means that apps might bypass the intended restrictions designed to revoke certain permissions. Exploitation of this vulnerability necessitates user execution privileges, enabling attackers to escalate their access without needing any user interaction, which amplifies the risk profile associated with this vulnerability.

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Affected Version(s)

Andrioid sc-dev

Andrioid sc-v2-dev

Andrioid tm-dev

References

https://source.android.com/security/bulletin/2023-08-01

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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