CVE-2022-26493 : Security Advisory and Response
Discover the critical CVE-2022-26493 that allows attackers to bypass authentication and authorization in Xecurify's miniOrange Drupal SAML SP modules, impacting Drupal 7, 8, and 9 websites. Learn about the impact, technical details, and mitigation steps to secure affected systems.
A critical vulnerability in Xecurify's miniOrange Drupal SAML SP modules allows attackers to bypass authentication and authorization, posing a significant risk to Drupal 7, 8, and 9 websites.
Understanding CVE-2022-26493
This CVE identifies a flaw in the miniOrange Premium, Standard, and Enterprise SAML SP modules for Drupal, impacting versions 7, 8, and 9.
What is CVE-2022-26493?
The vulnerability enables attackers to bypass authentication and authorization by removing the SAML Assertion Signature, granting them unauthorized access to user roles and administrative privileges.
The Impact of CVE-2022-26493
With a CVSS base score of 9.8 (Critical), this vulnerability has a high impact on confidentiality, integrity, and availability. It allows threat actors to impersonate users and perform malicious actions on affected websites.
Technical Details of CVE-2022-26493
Vulnerability Description
The flaw in miniOrange Drupal SAML SP modules allows attackers to bypass authentication and authorization controls, even when signature enforcement is configured. This poses a severe security risk to affected websites.
Affected Systems and Versions
Drupal 7, 8, and 9 websites using miniOrange Premium, Standard, or Enterprise versions below specified values are vulnerable to this authentication bypass issue.
Exploitation Mechanism
Attackers exploit this vulnerability by manipulating SAML data to bypass authentication mechanisms, gaining unauthorized access to user roles and administrative privileges.
Mitigation and Prevention
To address CVE-2022-26493, immediate actions and long-term security practices are crucial.
Immediate Steps to Take
- Users of miniOrange Premium, Standard, and Enterprise modules should upgrade to the latest specified versions to patch the vulnerability.
- All users should ensure that certificate and SAML signature enforcement are enabled to enhance security.
Long-Term Security Practices
Regularly updating and patching Drupal modules and maintaining strong access controls and authentication mechanisms can prevent similar vulnerabilities in the future.
Patching and Updates
Xecurify recommends upgrading miniOrange modules for Drupal 7, 8, and 9 to the specified versions provided in the solution.