CVE-2025-8616 in Advanced Authentication
Summary
by MITRE • 08/06/2025
A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication. This issue affects Advanced Authentication on or before 6.5.0.
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Analysis
by VulDB Data Team • 08/06/2025
The vulnerability identified as CVE-2025-8616 represents a critical authentication bypass flaw within OpenText Advanced Authentication systems, specifically impacting versions 6.5.0 and earlier. This weakness stems from insufficient protection mechanisms that fail to adequately detect or prevent malicious browser plugin interference during the authentication process. The vulnerability creates a pathway for attackers to capture legitimate authentication sequences and replay them to gain unauthorized access to protected systems and resources.
The technical flaw manifests through the system's inadequate validation of the authentication context and session integrity. When legitimate users authenticate through the Advanced Authentication framework, the system should verify that the authentication process occurs within a secure and expected environment. However, this vulnerability allows malicious browser plugins to intercept authentication tokens, session data, or other credential elements during transmission or processing. The weakness creates an environment where automated tools or malicious extensions can record the complete authentication flow and subsequently replay it to impersonate legitimate users without proper authorization.
This vulnerability significantly impacts operational security by undermining the fundamental principle of authentication assurance. Organizations relying on OpenText Advanced Authentication for access control face potential unauthorized system access, data breaches, and privilege escalation attacks. The threat is particularly concerning because browser-based authentication processes are often considered more user-friendly but inherently less secure than traditional multi-factor authentication methods. Attackers can exploit this weakness to gain persistent access to sensitive applications and data without needing to compromise individual user credentials through traditional means such as password attacks or social engineering.
The operational impact extends beyond immediate unauthorized access to include potential cascading security failures throughout the organization's infrastructure. Once an attacker successfully bypasses authentication using this vulnerability, they can potentially move laterally within the network, access additional systems, and exfiltrate sensitive data. This weakness particularly affects environments where Advanced Authentication serves as a primary or secondary authentication mechanism for critical business applications, database systems, or administrative interfaces. The vulnerability's persistence across multiple versions indicates a systemic design flaw that requires comprehensive remediation rather than simple patching.
Organizations should implement immediate mitigations including disabling or restricting browser plugin functionality for authentication processes, implementing additional authentication layers such as multi-factor authentication, and conducting thorough security assessments of browser environments. The vulnerability aligns with CWE-305 authentication bypass weaknesses and may map to ATT&CK techniques such as credential access through browser exploitation and privilege escalation through authentication bypass. Regular security monitoring and user education about browser plugin risks are essential components of a comprehensive defense strategy against this type of attack vector.