PT-2023-17736 · Google · Android

Published 2023-03-01 · Updated 2023-03-29 · CVE-2023-20947

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Android versions Android-12 through Android-13

Description The issue is related to a permissions bypass in the getGroupState function of GrantPermissionsViewModel.kt. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations For Android versions Android-12 through Android-13, consider restricting the use of the getGroupState function in GrantPermissionsViewModel.kt to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

ASB-A-237405974

CVE-2023-20947

Affected Products

Android

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2023-20947 · Security Note
• https://osv.dev/vulnerability/ASB-A-237405974 · Vendor Advisory
• https://source.android.com/security/bulletin/2023-03-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-20947 · Vendor Advisory
• https://android.googlesource.com/platform/packages/modules/Permission/+/d72688263a1924f859689b789732b608ef1d35f8 · Note
• https://t.me/cibsecurity/60719 · Telegram Post