PT-2021-13280 · Google · Android

Published 2021-09-01 · Updated 2022-07-12 · CVE-2021-0644

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-10 through Android-11

Description The issue is related to a missing permission check in the conditionallyRemoveIdentifiers method of SubscriptionController.java. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android versions Android-10 through Android-11, update to a version that includes the fix for the missing permission check in the conditionallyRemoveIdentifiers method of SubscriptionController.java. As a temporary workaround, consider restricting access to the conditionallyRemoveIdentifiers method until a patch is available.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

ASB-A-181053462

CVE-2021-0644

Affected Products

Android

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2021-0644 · Security Note
• https://source.android.com/security/bulletin/2021-09-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-181053462 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0644 · Vendor Advisory
• https://t.me/cibsecurity/30047 · Telegram Post
• https://android.googlesource.com/platform/frameworks/opt/telephony/+/fa24917525b708bd653533120c7685a383d35ba1 · Note
• https://t.me/cvenotify/22134 · Telegram Post
• https://android.googlesource.com/platform/frameworks/base/+/bb2279de3ca08408433dc82496b60ecf4e2b9520 · Note
• https://t.me/cvenotify/21993 · Telegram Post