CVE-2019-15615 : What You Need to Know
Learn about CVE-2019-15615, a vulnerability in Nextcloud Android App 3.9.0 allowing bypass of lock protection by manipulating system time. Find mitigation steps and preventive measures.
Android App version 3.9.0 in Nextcloud Android has a vulnerability that allows bypassing lock protection by manipulating the system time.
Understanding CVE-2019-15615
An incorrect validation of the system time in Android App version 3.9.0 leads to the evasion of the lock protection feature when altering the system time to a previous point.
What is CVE-2019-15615?
CVE-2019-15615 is a vulnerability in Nextcloud Android's version 3.9.0 that enables attackers to bypass lock protection by manipulating the system time.
The Impact of CVE-2019-15615
This vulnerability allows unauthorized users to evade security measures and potentially gain unauthorized access to the Android App in Nextcloud.
Technical Details of CVE-2019-15615
The technical aspects of the vulnerability in Nextcloud Android version 3.9.0.
Vulnerability Description
- Improper validation of system time in Android App 3.9.0
- Bypass of lock protection by altering system time
Affected Systems and Versions
- Product: Nextcloud Android
- Version: 3.9.1
Exploitation Mechanism
- Attackers exploit the incorrect system time validation to manipulate the lock protection feature.
Mitigation and Prevention
Steps to mitigate and prevent the exploitation of CVE-2019-15615.
Immediate Steps to Take
- Update Nextcloud Android to version 3.9.1
- Avoid altering system time on devices with the vulnerable version
Long-Term Security Practices
- Regularly update software and applications
- Implement proper access controls and security measures
Patching and Updates
- Apply security patches provided by Nextcloud to fix the vulnerability