Vulnerability · Published Apr 12, 2022 · Assigned by google_android
CVE-2021-39794
High 7.8
In plain English
A high-severity security flaw in Android. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.4%top 70.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In broadcastPortInfo of AdbService.java, there is a possible way for apps to run code as the shell user, if wireless debugging is enabled, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-205836329
Affected products (as reported)
References
- https://source.android.com/security/bulletin/2022-04-01 x_refsource_MISC