CVE-2020-8142 : Vulnerability Insights and Analysis
Discover the impact of CVE-2020-8142, a security restriction bypass vulnerability in Revive Adserver < 5.0.5, allowing unauthorized users to change email addresses or passwords. Learn how to mitigate and prevent this issue.
A security restriction bypass vulnerability has been discovered in Revive Adserver version < 5.0.5, allowing unauthorized users to change email addresses or passwords.
Understanding CVE-2020-8142
What is CVE-2020-8142?
The vulnerability in Revive Adserver version < 5.0.5 enables attackers to alter form payloads and change email addresses or passwords without proper authorization.
The Impact of CVE-2020-8142
The vulnerability allows unauthorized users to bypass security restrictions and change user credentials without the required authentication.
Technical Details of CVE-2020-8142
Vulnerability Description
- Discovered by HackerOne user hoangn144
- Attack requires physical access to the user interface
- Exploitable by altering the form payload
Affected Systems and Versions
- Revive Adserver version < 5.0.5
Exploitation Mechanism
- By turning the 'pwold' parameter into an array in the POST payload
Mitigation and Prevention
Immediate Steps to Take
- Upgrade to Revive Adserver version 5.0.5 or higher
- Monitor user interface access for unauthorized activities
Long-Term Security Practices
- Implement multi-factor authentication for user actions
- Regularly review and update security policies
Patching and Updates
- Apply patches and updates provided by Revive Adserver to address the vulnerability