CVE-2000-0297 in Forums
Summary
by MITRE
Allaire Forums 2.0.5 allows remote attackers to bypass access restrictions to secure conferences via the rightAccessAllForums or rightModerateAllForums variables.
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Analysis
by VulDB Data Team • 10/16/2025
The vulnerability described in CVE-2000-0297 represents a critical access control flaw in Allaire Forums 2.0.5 that enables remote attackers to circumvent security measures protecting confidential conference areas. This issue stems from improper validation of user permissions within the application's authentication and authorization framework, specifically affecting the rightAccessAllForums and rightModerateAllForums variables that control access to secure conference sections. The flaw exists at the application layer where user privileges are managed and validated, creating a path for unauthorized users to gain elevated access to restricted content without proper authentication.
The technical implementation of this vulnerability exploits a weakness in the permission checking mechanism where the application fails to properly validate whether a user possesses the necessary credentials to access specific conference areas. Attackers can manipulate the rightAccessAllForums or rightModerateAllForums variables through parameter manipulation or direct input injection, effectively bypassing the normal access control checks that should prevent unauthorized users from viewing or moderating content in secure forums. This type of vulnerability falls under CWE-285 which addresses improper authorization issues in software systems, specifically targeting the failure to properly enforce access controls.
The operational impact of this vulnerability is significant as it allows remote attackers to access sensitive information stored in secure conferences, potentially exposing confidential discussions, user communications, or proprietary data. The ability to bypass access restrictions means that unauthorized individuals could not only read protected content but also moderate discussions, potentially altering forum content or interfering with legitimate user activities. This vulnerability directly impacts the confidentiality and integrity of the forum system, as it allows attackers to gain privileges beyond what they should normally possess. According to ATT&CK framework, this represents a privilege escalation technique under the T1068 category of "Local Privilege Escalation" and T1566 for "Phishing for Information" when attackers use this access to gather sensitive data.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and parameter sanitization to prevent manipulation of access control variables. Organizations should immediately apply patches or updates provided by Allaire to address the specific authorization flaw in the forums software. Additionally, implementing proper access control logging and monitoring can help detect unauthorized access attempts, while ensuring that all user permissions are validated server-side rather than relying on client-side controls. The fix should enforce strict validation of user credentials and permissions before granting access to any secure conference areas, eliminating the possibility of parameter manipulation to bypass access controls. Security reviews should also include verification of all permission-related variables to ensure they cannot be manipulated by unauthorized users, following secure coding practices that prevent injection attacks against authorization mechanisms.