CVE-2006-6007 in Online Event Registration
Summary
by MITRE
save_profile.asp in WebEvents (Online Event Registration Template) 2.0 and earlier allows remote attackers to change the profiles, passwords, and other information for arbitrary users via a modified UserID parameter.
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Analysis
by VulDB Data Team • 04/28/2026
The vulnerability identified as CVE-2006-6007 resides within the WebEvents online event registration template version 2.0 and earlier, specifically in the save_profile.asp component. This represents a critical authorization flaw that undermines the fundamental security controls of the application. The vulnerability manifests through improper input validation and user privilege management, allowing malicious actors to manipulate the UserID parameter and subsequently modify profiles, passwords, and other sensitive user information across arbitrary user accounts. The issue stems from the application's failure to properly verify user permissions before processing profile modification requests, creating a direct path for unauthorized access and data manipulation.
This vulnerability aligns with CWE-285, which addresses improper authorization issues in software systems, and represents a classic case of insufficient access control. The flaw operates through a parameter tampering attack vector where an attacker can simply modify the UserID parameter in the save_profile.asp request to target any user account within the system. The underlying technical implementation appears to lack proper session validation and user identity verification mechanisms, enabling attackers to assume the identity of other users through simple parameter manipulation. The vulnerability is particularly dangerous because it allows for privilege escalation and unauthorized modification of user accounts, potentially leading to complete account compromise and data theft.
The operational impact of CVE-2006-6007 extends beyond simple data modification, as it enables attackers to fundamentally compromise user accounts and potentially gain persistent access to the system. An attacker could change passwords for arbitrary users, effectively locking out legitimate users while gaining unauthorized access to their accounts. This vulnerability also opens the door for further exploitation through credential theft, account takeover, and potential lateral movement within the network if the application integrates with other systems. The attack requires minimal technical expertise and can be executed through simple web request manipulation, making it particularly attractive to threat actors.
Mitigation strategies for this vulnerability must address the core authorization and input validation failures. Immediate remediation involves implementing proper user authentication and authorization checks before processing any profile modification requests, ensuring that users can only modify their own profiles or have appropriate administrative privileges. The application should validate user sessions and implement proper access control lists that verify the requesting user's permissions against the target user account. Additionally, input sanitization and parameter validation should be strengthened to prevent parameter tampering attacks, while implementing proper logging and monitoring of profile modification activities. Organizations should also consider implementing the principle of least privilege, ensuring that administrative functions require additional verification steps beyond simple session validation. The vulnerability demonstrates the importance of following secure coding practices and adhering to standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks to prevent similar authorization bypass issues in web applications.