CVE-2023-20959 — Missing Authorization in Google Android

CWE-862 — Missing Authorization5 documents5 sources

Severity

7.8HIGHNVD

EPSS

0.0%

top 94.87%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Platform Packages Apps Settings Google Android

Timeline

PublishedMar 24

Description

In AddSupervisedUserActivity, guest users are not prevented from starting the activity due to missing permissions checks. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-249057848

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-13

▶NVDgoogle/android13.0

▶Androidplatform/packages_apps_settings13-next:0 — 13-next:2023-03-01+1

🔴Vulnerability Details

GHSA

GHSA-78q9-q3h9-qcp9: In AddSupervisedUserActivity, guest users are not prevented from starting the activity due to missing permissions checks↗2023-03-24

▶

CVEList

CVE-2023-20959: In AddSupervisedUserActivity, guest users are not prevented from starting the activity due to missing permissions checks↗2023-03-24

▶

OSV

CVE-2023-20959: In AddSupervisedUserActivity, guest users are not prevented from starting the activity due to missing permissions checks↗2023-03-01

▶

📋Vendor Advisories

Android

CVE-2023-20959: Android Security Bulletin 2023-03-01 CVE: CVE-2023-20959 Severity: HIGH Type: EoP Affected AOSP versions: 13 References: A-249057848↗2023-03-01

▶