CVE-2023-20921

Published Jan 26, 2023

Last updated 2 years ago

Overview

Description: In onPackageRemoved of AccessibilityManagerService.java, there is a possibility to automatically grant accessibility services due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-243378132
Source: security@android.com
NVD status: Analyzed

Hype score: Not currently trending

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.3
Impact score: 5.9
Exploitability score: 1.3
Vector string: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-670

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "D558D965-FA70-4822-A770-419E73BA9ED3"
          },
          {
            "criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"
          },
          {
            "criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C"
          },
          {
            "criteria": "cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "C64C1583-CDE0-4C1F-BDE6-05643C1BDD72"
          },
          {
            "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

Overview

Social media

Risk scores

CVSS 3.1

Weaknesses

Configurations

References