CVE-2022-20572
Summary
| CVE | CVE-2022-20572 |
|---|---|
| State | PUBLISHED |
| Assigner | google_android |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2022-12-16 16:15:19 UTC |
| Updated | 2026-10-14 16:17:22 UTC |
| Description | 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 |
Risk And Classification
Primary CVSS: v3.1 6.7 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.006000000 probability, percentile 0.474540000 (date 2026-10-14)
Problem Types: CWE-862 | Elevation of privilege | CWE-862 CWE-862 Missing Authorization
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 6.7 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | ADP | DECLARED | 6.7 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 6.7 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
HighUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Na | Android | affected Android kernel | Not specified |
| ADP | Siemens | SIMATIC S7-1500 TM MFP - GNU/Linux Subsystem | affected V1.1 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Pixel Update Bulletin—December2022 | Android Open Source Project | af854a3a-2127-422b-91ae-364da2661108 | source.android.com | Patch, Vendor Advisory |
| cert-portal.siemens.com/productcert/html/ssa-794697.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 181300 Debian Security Update for linux (CVE-2022-20572)
- 199560 Ubuntu Security Notification for Linux kernel (AWS) Vulnerabilities (USN-6001-1)
- 199568 Ubuntu Security Notification for Linux kernel (AWS) Vulnerabilities (USN-6013-1)
- 199577 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6014-1)
- 610451 Google Pixel Android December 2022 Security Patch Missing
- 610464 Google Android January 2023 Security Patch Missing for Huawei EMUI
- 672590 EulerOS Security Update for kernel (EulerOS-SA-2023-1347)
- 672738 EulerOS Security Update for kernel (EulerOS-SA-2023-1486)
- 672802 EulerOS Security Update for kernel (EulerOS-SA-2023-1551)
- 672806 EulerOS Security Update for kernel (EulerOS-SA-2023-1526)
- 672838 EulerOS Security Update for kernel (EulerOS-SA-2023-1584)
- 672851 EulerOS Security Update for kernel (EulerOS-SA-2023-1574)
- 673070 EulerOS Security Update for kernel (EulerOS-SA-2023-2181)