PT-2022-10930 · Google · Android+1

Published 2022-01-01 · Updated 2022-07-12 · CVE-2021-39622

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-10 through Android-12

Description The issue is related to a missing permission check in GBoard, allowing for a possible bypass of Factory Reset Protection. 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-10 through Android-12, consider restricting access to sensitive features until a patch is available. As a temporary workaround, consider disabling the GBoard functionality to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

ASB-A-192663648

CVE-2021-39622

Affected Products

Android

Gboard

References · 5

• https://source.android.com/security/bulletin/2022-01-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-192663648 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39622 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39622 · Vendor Advisory
• https://t.me/cibsecurity/35577 · Telegram Post