CVE-2008-6744 in Garoon
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in Cybozu Office 6, Cybozu Dezie before 6.0(1.0), and Cybozu Garoon 2.0.0 through 2.1.3 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
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Analysis
by VulDB Data Team • 08/09/2021
The CVE-2008-6744 vulnerability represents a critical cross-site request forgery flaw affecting several versions of Cybozu's collaborative software suite including Cybozu Office 6, Cybozu Dezie prior to version 6.0(1.0), and Cybozu Garoon 2.0.0 through 2.1.3. This CSRF vulnerability operates by enabling remote attackers to manipulate authenticated sessions without proper authorization, creating a significant security risk for organizations relying on these platforms. The vulnerability stems from insufficient validation mechanisms that fail to properly verify the origin of requests, allowing malicious actors to exploit legitimate user sessions through carefully crafted cross-site requests.
The technical implementation of this vulnerability involves the absence of proper anti-CSRF token validation within the application's request processing pipeline. When users authenticate to these Cybozu applications, their sessions remain active and can be manipulated by attackers who craft malicious requests that appear to originate from trusted sources. The vulnerability affects the authentication mechanisms by bypassing the standard session validation controls that should ensure requests come from legitimate sources within the same origin domain. This flaw specifically targets the session management and request verification components, creating a pathway for unauthorized actions to be performed on behalf of authenticated users.
From an operational impact perspective, this vulnerability poses severe risks to organizations using these Cybozu applications as it enables attackers to perform privileged actions without proper authentication. The unspecified nature of victim targets suggests that any authenticated user within the application could potentially be compromised, making the attack surface particularly broad. Attackers could leverage this vulnerability to modify user permissions, access sensitive data, create malicious entries, or perform other unauthorized operations that would normally require direct authentication. The remote exploitation capability means that attackers do not need physical access to the network or application infrastructure to execute these attacks.
The vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in web applications. This classification indicates that the flaw represents a fundamental breakdown in web application security controls that should prevent unauthorized requests from being processed with valid user credentials. The ATT&CK framework categorizes this type of vulnerability under T1566, which covers Initial Access through phishing and other social engineering techniques that can leverage CSRF vulnerabilities to establish persistent access. Organizations should implement comprehensive mitigation strategies including the deployment of anti-CSRF tokens, proper request origin validation, and enhanced session management controls to address this vulnerability.
Effective remediation of CVE-2008-6744 requires immediate implementation of anti-CSRF token mechanisms throughout the application's request processing workflow. Organizations should upgrade to supported versions of Cybozu Office, Dezie, and Garoon that contain proper CSRF protection measures. The implementation of synchronizer tokens, origin validation checks, and referer header verification should be prioritized to prevent unauthorized request processing. Additionally, security configurations should include proper session management with automatic timeout mechanisms and regular security audits to identify potential vulnerabilities in web application frameworks. Network-level protections such as web application firewalls and intrusion detection systems can provide additional layers of defense against exploitation attempts.