CVE-2008-2349 in Zomplog
Summary
by MITRE
Zomplog 3.8.2 and earlier allows remote attackers to gain administrative access by creating an admin account via a direct request to install/newuser.php with the admin parameter set to 1.
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Analysis
by VulDB Data Team • 10/23/2024
The vulnerability described in CVE-2008-2349 represents a critical authentication bypass flaw in Zomplog versions 3.8.2 and earlier. This issue stems from improper input validation and access control mechanisms within the application's user registration process. The vulnerability allows remote attackers to escalate privileges without requiring legitimate credentials or authentication, creating a significant security risk for systems running affected software versions.
The technical exploitation of this vulnerability occurs through a direct HTTP request to the install/newuser.php endpoint with a specifically crafted parameter. When an attacker sends a request with admin parameter set to 1, the application fails to properly verify whether the request originates from an authorized administrator or if the user creation process should be restricted. This design flaw violates fundamental security principles of least privilege and proper access control enforcement. The vulnerability is classified as a weakness in authentication mechanisms and falls under the CWE-287 category for improper authentication.
The operational impact of this vulnerability extends beyond simple privilege escalation to encompass complete system compromise. An attacker who successfully exploits this vulnerability can gain full administrative control over the Zomplog installation, enabling them to modify content, delete data, add malicious users, and potentially use the compromised system as a launch point for further attacks within the network. This type of vulnerability is particularly dangerous in environments where web applications are not properly secured or monitored for unusual administrative requests. The attack vector is straightforward and does not require advanced exploitation techniques, making it highly attractive to automated attack tools.
The security implications of this vulnerability align with ATT&CK technique T1078 for valid accounts and T1566 for credential access through exploitation of weak authentication mechanisms. Organizations running affected Zomplog versions face immediate risk of unauthorized administrative access, which could lead to data breaches, service disruption, and potential lateral movement within compromised networks. The vulnerability demonstrates a critical failure in the principle of secure coding practices, specifically in parameter validation and access control implementation. Proper input sanitization and authentication verification should have prevented this unauthorized administrative account creation.
Mitigation strategies for this vulnerability include immediate patching of Zomplog to version 3.8.3 or later, which contains the necessary security fixes. Additionally, organizations should implement network-level restrictions to limit access to administrative endpoints, deploy web application firewalls to detect and block suspicious requests, and conduct thorough security reviews of all application endpoints. System administrators should also monitor for unusual administrative account creation activities and implement proper logging and alerting mechanisms. The vulnerability highlights the importance of regular security updates and the necessity of conducting security assessments to identify similar flaws in other web applications within the organization's infrastructure.