Vulnerability · Published Mar 10, 2021 · Assigned by google_android
CVE-2021-0393
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 1.0% (higher than 62% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official description
In Scanner::LiteralBuffer::NewCapacity of scanner.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if an attacker can supply a malicious PAC file, 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-168041375
Affected products (as reported)
References
- https://source.android.com/security/bulletin/2021-03-01 x_refsource_MISC