PT-2020-11812 · Google · Android

Published 2020-12-15 · Updated 2021-07-21 · CVE-2020-0477

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-11

Description The issue is related to a missing permission check in the sendLinkConfigurationChangedBroadcast function of ClientModeImpl.java. This could lead to local information disclosure of the current network configuration with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android version Android-11, consider restricting access to the sendLinkConfigurationChangedBroadcast function until a patch is available. As a temporary workaround, review and adjust permission settings 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

CVE-2020-0477

Affected Products

Android

References · 4

• https://osv.dev/vulnerability/CVE-2020-0477 · Vendor Advisory
• https://source.android.com/security/bulletin/pixel/2020-12-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-0477 · Security Note
• https://t.me/cibsecurity/20827 · Telegram Post