CVE-2023-51543 in RegistrationMagic Plugin
Summary
by MITRE • 06/04/2024
Authentication Bypass by Spoofing vulnerability in Metagauss RegistrationMagic allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects RegistrationMagic: from n/a through 5.2.5.0.
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Analysis
by VulDB Data Team • 06/04/2024
The vulnerability identified as CVE-2023-51543 represents a critical authentication bypass flaw within the Metagauss RegistrationMagic software suite, specifically targeting versions ranging from an unspecified initial release through 5.2.5.0. This vulnerability operates through a sophisticated spoofing mechanism that allows malicious actors to circumvent the intended access controls and gain unauthorized access to protected functionality. The core issue lies in the improper implementation of access control mechanisms that should have enforced strict authorization checks before granting users access to restricted features. The vulnerability's classification as an authentication bypass by spoofing aligns with CWE-287, which specifically addresses improper authentication scenarios where systems fail to properly verify user identities or credentials. This flaw fundamentally undermines the security posture of systems relying on RegistrationMagic for user management and access control enforcement.
The technical implementation of this vulnerability exploits weaknesses in how the RegistrationMagic system validates user credentials and authenticates access requests. Attackers can manipulate the authentication flow by spoofing legitimate user sessions or bypassing the normal credential verification process entirely. This allows unauthorized individuals to access functionality that should only be available to authenticated users with appropriate privileges. The bypass occurs at the application level where the system fails to properly enforce access control lists that should constrain user permissions based on their authenticated status and assigned roles. The vulnerability essentially creates a backdoor pathway through which malicious actors can access restricted administrative functions, user data, or system resources that are normally protected by proper authentication mechanisms. This type of flaw is particularly dangerous as it can enable attackers to escalate privileges, access sensitive information, or manipulate system configurations without detection.
The operational impact of CVE-2023-51543 extends far beyond simple unauthorized access, as it provides attackers with potential pathways for lateral movement and persistent access within affected environments. Systems utilizing RegistrationMagic for user authentication and access control management become vulnerable to privilege escalation attacks where unauthenticated users can assume administrative roles or access restricted functionality. The vulnerability can be exploited to gain access to user accounts, modify system configurations, or extract sensitive data from databases or storage systems. Organizations relying on this software for user management face significant risk of data breaches, compliance violations, and potential system compromise. The attack surface is particularly concerning as it affects the core authentication mechanisms that protect critical business applications and infrastructure components. This vulnerability can be leveraged as a stepping stone for more sophisticated attacks, potentially leading to full system compromise or data exfiltration operations.
Mitigation strategies for CVE-2023-51543 must address both immediate remediation and long-term security enhancements to prevent exploitation of the authentication bypass vulnerability. The primary recommendation involves applying the vendor-provided security patches or updates that specifically address the authentication bypass mechanism in RegistrationMagic versions 5.2.5.0 and earlier. Organizations should also implement additional security controls including multi-factor authentication, enhanced monitoring of authentication events, and regular security assessments of access control implementations. Network segmentation and principle of least privilege enforcement can help limit the potential impact of successful exploitation attempts. The vulnerability's alignment with ATT&CK technique T1078.004 for valid accounts and T1566.001 for spearphishing with social engineering highlights the need for comprehensive security awareness training and email filtering mechanisms. Regular vulnerability scanning and penetration testing should be conducted to identify similar weaknesses in related systems and applications that may present comparable attack vectors. Organizations must also ensure proper incident response procedures are in place to quickly detect and respond to potential exploitation attempts.