CVE-2008-5784 in V3 Chat Profiles Dating Script
Summary
by MITRE
V3 Chat - Profiles/Dating Script 3.0.2 allows remote attackers to bypass authentication and gain administrative access by setting the admin cookie to 1.
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Analysis
by VulDB Data Team • 11/10/2024
The vulnerability described in CVE-2008-5784 affects V3 Chat - Profiles/Dating Script version 3.0.2, representing a critical authentication bypass flaw that compromises the security posture of web applications. This issue stems from improper validation of administrative privileges within the application's cookie-based authentication mechanism, creating a pathway for unauthorized users to escalate their privileges without legitimate credentials. The flaw specifically manifests when attackers manipulate the admin cookie value to 1, effectively granting them administrative access to the application's backend functionality.
The technical implementation of this vulnerability demonstrates a classic case of insecure authentication design where the application relies on client-side cookie values to determine user privileges rather than implementing proper server-side validation. This weakness falls under the category of CWE-287 - Improper Authentication, which specifically addresses situations where applications fail to properly authenticate users or validate their privileges. The vulnerability represents a fundamental flaw in the application's access control mechanism, where the administrative status is determined by a single cookie value that can be easily manipulated by attackers. This type of vulnerability is particularly dangerous because it eliminates the need for legitimate credentials or complex exploitation techniques.
From an operational perspective, this authentication bypass vulnerability allows remote attackers to gain full administrative control over the dating script application, potentially enabling them to modify user data, access sensitive information, alter application configuration, and perform other malicious activities within the system. The impact extends beyond simple privilege escalation as it provides attackers with complete control over the application's functionality, potentially leading to data breaches, user impersonation, and unauthorized modifications to the dating platform's content and features. The remote nature of the attack means that threat actors can exploit this vulnerability from anywhere on the internet without requiring physical access to the system or knowledge of legitimate user credentials.
The mitigation strategies for this vulnerability should focus on implementing proper server-side validation of administrative privileges and eliminating reliance on client-controlled cookie values for access control decisions. Organizations should implement robust authentication mechanisms that verify user credentials and privileges on the server side rather than trusting client-side cookie values. This includes implementing proper session management, using secure random values for administrative flags, and implementing proper access control checks that validate user privileges against database records or server-side state rather than client-provided information. The solution should also incorporate input validation and sanitization to prevent manipulation of cookie values and ensure that administrative access is granted only through legitimate authentication processes. Additionally, implementing proper logging and monitoring of administrative activities can help detect unauthorized access attempts and provide forensic evidence for incident response activities. This vulnerability aligns with ATT&CK technique T1078 - Valid Accounts, as it allows attackers to effectively assume administrative roles without legitimate credentials, and T1566 - Phishing, as it represents a common attack vector that can be exploited through various social engineering approaches to manipulate cookie values.