Vulnerability Details : CVE-2021-39771
In Settings, there is a possible way to misrepresent which app wants to add a wifi network due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-198661951
Published
2022-03-30 16:15:10
Updated
2022-04-05 16:37:50
Vulnerability category: Input validation
Exploit prediction scoring system (EPSS) score for CVE-2021-39771
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 15 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2021-39771
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-39771
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39771
-
https://source.android.com/security/bulletin/android-12l
Android 12L Security Release Notes | Android Open Source ProjectVendor Advisory
Products affected by CVE-2021-39771
- cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*