PT-2021-13399 · Google · Android

Published 2021-12-15 · Updated 2022-07-12 · CVE-2021-0994

Positive Technologies (AI Summary)

CVSS v3.1

3.3

Low

Base vector

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

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

Description The issue is related to a missing permission check in the requestRouteToHostAddress function of ConnectivityService.java. This could allow an attacker to determine whether an app is installed without query permissions, potentially leading to local information disclosure. No additional execution privileges are needed, and user interaction is not required for exploitation.

Recommendations For Android version Android-12, apply the necessary patch or update to fix the missing permission check in the requestRouteToHostAddress function of ConnectivityService.java. 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

CVE-2021-0994

Affected Products

Android

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-0994 · Security Note
• https://osv.dev/vulnerability/CVE-2021-0994 · Vendor Advisory
• https://source.android.com/security/bulletin/pixel/2021-12-01 · Vendor Advisory
• https://t.me/cvenotify/24595 · Telegram Post