CVE-2021-0685 : What You Need to Know
CVE-2021-0685 poses a risk of local privilege escalation in Android-11 without user interaction. Learn about the impact, technical details, and mitigation steps.
Android's ParsedIntentInfo.java in Android-11 is vulnerable to a local escalation of privilege exploit. This CVE does not require user interaction for exploitation.
Understanding CVE-2021-0685
This CVE involves a possible parcel serialization/deserialization mismatch, leading to an elevation of privilege without the need for additional execution privileges.
What is CVE-2021-0685?
CVE-2021-0685 is a vulnerability in Android's ParsedIntentInfo.java affecting Android-11. It could be exploited to locally escalate privileges without requiring user interaction.
The Impact of CVE-2021-0685
The vulnerability could allow attackers to gain elevated privileges on the affected system, potentially leading to unauthorized access and control.
Technical Details of CVE-2021-0685
The technical details of this CVE include:
Vulnerability Description
The vulnerability arises from a parcel serialization/deserialization mismatch in ParsedIntentInfo.java.
Affected Systems and Versions
The affected system is Android with the specific version being Android-11.
Exploitation Mechanism
Exploitation of this vulnerability could result in a local escalation of privilege without the need for user interaction.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-0685, consider the following steps:
Immediate Steps to Take
- Apply security patches provided by Android promptly.
- Monitor for any unusual activities on the system.
Long-Term Security Practices
- Regularly update the Android operating system to the latest version.
- Implement security best practices to enhance the overall system security.
Patching and Updates
Stay informed about security bulletins and advisories from Android to ensure timely application of patches and updates.