CVE-2017-16562 : Vulnerability Insights and Analysis
Learn about CVE-2017-16562, a vulnerability in UserPro plugin versions before 4.9.17.1 for WordPress allowing attackers to bypass authentication and gain administrative access. Find mitigation steps and best security practices.
UserPro plugin vulnerability in versions earlier than 4.9.17.1 for WordPress allows remote attackers to bypass authentication and gain administrative access.
Understanding CVE-2017-16562
The UserPro plugin for WordPress is susceptible to a security flaw that enables attackers to exploit the authentication process.
What is CVE-2017-16562?
The vulnerability in UserPro plugin versions prior to 4.9.17.1 permits remote attackers to bypass authentication and acquire administrative privileges by manipulating specific parameters.
The Impact of CVE-2017-16562
Exploiting this vulnerability can lead to unauthorized access to sensitive information and functionalities within the WordPress site, posing a significant security risk.
Technical Details of CVE-2017-16562
The technical aspects of the UserPro plugin vulnerability in WordPress.
Vulnerability Description
- UserPro plugin versions before 4.9.17.1 for WordPress are susceptible to an authentication bypass vulnerability.
- Attackers can gain administrative access by setting the up_auto_log parameter to "true" in the QUERY_STRING.
Affected Systems and Versions
- Product: UserPro plugin
- Vendor: N/A
- Versions Affected: All versions before 4.9.17.1
Exploitation Mechanism
- Attackers exploit the vulnerability by manipulating the up_auto_log parameter in the QUERY_STRING to the default URI.
Mitigation and Prevention
Protecting systems from the CVE-2017-16562 vulnerability.
Immediate Steps to Take
- Update UserPro plugin to version 4.9.17.1 or later to mitigate the vulnerability.
- Monitor and restrict access to sensitive areas of the WordPress site.
Long-Term Security Practices
- Regularly update plugins and themes to patch security vulnerabilities.
- Implement strong password policies and multi-factor authentication to enhance user authentication security.
- Conduct security audits and penetration testing to identify and address potential vulnerabilities.
Patching and Updates
- Apply security patches promptly to ensure the WordPress site is protected against known vulnerabilities.