CVE-2021-0390

HIGH

Android - Missing Authorization in WifiNetworkSuggestionsManager

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-0390. PoCs published by uthrasri.

AI-analyzed exploit summary The repository contains Android framework source code related to Wi-Fi configuration management, specifically focusing on the WifiConfigManager class. It provides detailed implementation of Wi-Fi network handling but lacks explicit exploit code or vulnerability analysis for CVE-2021-0390.

Description

In various methods of WifiNetworkSuggestionsManager.java, there is a possible modification of suggested networks due to a missing permission check. This could lead to local escalation of privilege by a background user on the same device with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-174749461

Exploits (1)

nomisec WRITEUP 1 stars
by uthrasri · poc
https://github.com/uthrasri/frameworks_opt_net_wifi_CVE-2021-0390

The repository contains Android framework source code related to Wi-Fi configuration management, specifically focusing on the WifiConfigManager class. It provides detailed implementation of Wi-Fi network handling but lacks explicit exploit code or vulnerability analysis for CVE-2021-0390.

Classification
Writeup 90%
Attack Type
Other
Complexity
Complex
Reliability
Theoretical
Target: Android Wi-Fi framework
No auth needed
Prerequisites: Access to Android framework source code
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0024
EPSS Percentile 14.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-862
Status published
Products (4)
google/android 8.1
google/android 9.0
google/android 10.0
google/android 11.0
Published Mar 10, 2021
Tracked Since Feb 18, 2026