CVE-2006-4492 in Cybozu Office
Summary
by MITRE
Unspecified vulnerability in Cybozu Office 6.5 Build 1.2 for Windows allows remote attackers to obtain sensitive information, including users and groups, via unspecified vectors.
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Analysis
by VulDB Data Team • 09/21/2017
The vulnerability identified as CVE-2006-4492 represents a critical information disclosure weakness within Cybozu Office 6.5 Build 1.2 for Windows operating systems. This unspecified vulnerability creates a significant security risk by enabling remote attackers to access sensitive organizational data through unknown attack vectors. The affected system is part of the broader Cybozu Office suite, which provides collaborative office functionalities including document management, calendar systems, and user group management capabilities. The vulnerability specifically targets the information gathering mechanisms within the software, potentially exposing user accounts, group memberships, and other confidential organizational details that should remain protected from unauthorized access.
The technical nature of this flaw suggests a weakness in the application's authentication, authorization, or data handling processes that allows unauthorized remote access to internal user and group information. This type of vulnerability typically stems from inadequate input validation, improper access controls, or insecure data transmission mechanisms. The unspecified vectors indicate that the attack could potentially occur through multiple pathways including network protocols, web interfaces, or application programming interfaces that the software exposes to external connections. The vulnerability's classification as information disclosure aligns with common security weaknesses such as those described in CWE-200, which addresses information exposure, and CWE-284, which covers improper access control mechanisms.
The operational impact of this vulnerability extends beyond simple data theft, as the exposure of user and group information creates a foundation for more sophisticated attacks. Attackers can leverage the disclosed information to conduct targeted social engineering campaigns, perform credential stuffing attacks against identified user accounts, or map organizational structures to plan more effective infiltration strategies. The compromised data may include usernames, group memberships, and potentially other user attributes that could be used to escalate privileges or gain deeper access to the system. Organizations using this vulnerable software face increased risk of unauthorized access and potential data breaches that could compromise sensitive business information and user privacy.
Security professionals should immediately assess their deployment of Cybozu Office 6.5 Build 1.2 for Windows to determine if any exposed interfaces or services might be vulnerable to this information disclosure attack. The mitigation strategy should focus on implementing network segmentation to isolate critical systems, applying firewall rules to restrict access to affected services, and ensuring that any exposed web interfaces or APIs properly validate input and enforce access controls. Organizations should also consider implementing intrusion detection systems to monitor for unusual access patterns that might indicate exploitation attempts. This vulnerability demonstrates the importance of regular security assessments and the need for robust access control mechanisms as outlined in the mitre ATT&CK framework under the privilege escalation and credential access domains. The lack of specific vector information in the CVE description underscores the necessity for organizations to maintain comprehensive security monitoring and threat intelligence capabilities to identify and respond to unknown attack vectors effectively.