Vulnerability · Published Jun 21, 2021 · Assigned by google_android

CVE-2021-0513

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 0.2% (higher than 10% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS NVD)7.8High

Exploit odds (30 days)0.2%top 90.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack tooling1Public PoC

Official description

In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-156090809

Affected products (as reported)

Vendor	Product	Versions
n/a	Android	Android-9 Android-10 Android-11 Android-8.1

References

https://source.android.com/security/bulletin/2021-06-01 x_refsource_MISC