CVE-2020-27048 : Security Advisory and Response
Learn about CVE-2020-27048, an Android RW_SendRawFrame vulnerability allowing local privilege escalation without additional execution privileges. Find out how to mitigate and prevent this issue.
Android RW_SendRawFrame vulnerability allows local privilege escalation without additional execution privileges.
Understanding CVE-2020-27048
This CVE involves an out-of-bounds write vulnerability in Android's RW_SendRawFrame function.
What is CVE-2020-27048?
In RW_SendRawFrame of rw_main.cc, a missing bounds check can result in a local privilege escalation, requiring user interaction for exploitation.
The Impact of CVE-2020-27048
The vulnerability could lead to a local escalation of privilege on Android devices running version 11.
Technical Details of CVE-2020-27048
This section provides more technical insights into the vulnerability.
Vulnerability Description
The issue arises from a missing bounds check in RW_SendRawFrame, allowing an out-of-bounds write.
Affected Systems and Versions
- Product: Android
- Versions Affected: Android-11
Exploitation Mechanism
The vulnerability can be exploited locally, requiring user interaction.
Mitigation and Prevention
Steps to address and prevent exploitation of CVE-2020-27048.
Immediate Steps to Take
- Apply security patches promptly.
- Monitor official Android security bulletins for updates.
Long-Term Security Practices
- Regularly update Android devices.
- Exercise caution while installing apps from unknown sources.
Patching and Updates
Ensure timely installation of security patches provided by Android.