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CVE-2022-20572

Date: December 15, 2022

In verity_target of dm-verity-target.c, there is a possible way to modify read-only files due to a missing permission check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234475629References: Upstream kernel

Language: C

Severity Score

Related Resources (6)

https://security-tracker.debian.org/tracker/CVE-2022-20572
https://source.android.com/security/bulletin/pixel/2022-12-01
https://access.redhat.com/security/cve/CVE-2022-20572
https://nvd.nist.gov/vuln/detail/CVE-2022-20572
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-20572
https://www.mend.io/vulnerability-database/CVE-2022-20572

Severity Score

Weakness Type (CWE)

Missing Authorization

CWE-862

Incorrect Authorization

CWE-863

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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