CVE-2010-2029 in Cybozu Dotsales
Summary
by MITRE
Cybozu Office 7 Ktai and Dotsales do not properly restrict access to the login page, which allows remote attackers to bypass authentication and obtain or modify sensitive information by using the unique ID of the user s cell phone.
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Analysis
by VulDB Data Team • 12/31/2017
The vulnerability identified as CVE-2010-2029 affects Cybozu Office 7 Ktai and Dotsales applications, representing a critical authentication bypass flaw that undermines the security posture of mobile office solutions. This vulnerability stems from insufficient access controls on the login page implementation, creating a pathway for remote attackers to circumvent the standard authentication mechanisms. The flaw specifically targets the unique identification system used by mobile devices, leveraging the cell phone's unique identifier as a means to gain unauthorized access to sensitive information within the system. The vulnerability falls under the category of weak authentication mechanisms as defined by CWE-287, where the system fails to properly validate user credentials or implement adequate access controls.
The technical implementation of this vulnerability exploits the predictable nature of mobile device identifiers, particularly in mobile office environments where cell phone unique IDs are used as part of the authentication process. Attackers can construct malicious requests using valid cell phone unique IDs to bypass the authentication layer entirely, gaining access to user accounts without proper authorization. This type of vulnerability represents a significant concern in mobile security contexts where device identifiers are improperly integrated into authentication flows. The attack vector is classified as remote, meaning that adversaries do not require physical access to the device or network infrastructure to exploit this flaw. The vulnerability creates a direct pathway for information disclosure and modification operations, enabling unauthorized users to access sensitive data and potentially alter system configurations.
The operational impact of CVE-2010-2029 extends beyond simple unauthorized access, as it can lead to comprehensive data breaches and system compromise within mobile office environments. Organizations utilizing Cybozu Office 7 Ktai and Dotsales platforms face potential exposure of confidential business information, user personal data, and sensitive operational details. The vulnerability can be exploited to gain persistent access to corporate networks through mobile endpoints, creating opportunities for lateral movement and extended compromise. This type of authentication bypass vulnerability aligns with ATT&CK technique T1078 which describes valid accounts usage, where attackers leverage legitimate credentials to maintain access to systems. The impact is particularly severe in enterprise mobile environments where such applications may serve as entry points for broader network infiltration.
Mitigation strategies for this vulnerability should focus on implementing robust authentication controls that do not rely solely on mobile device identifiers as primary authentication factors. Organizations should enforce multi-factor authentication mechanisms that require additional verification steps beyond device identification, including strong passwords, biometric verification, or time-based tokens. The system should implement proper access control lists and ensure that login page restrictions are properly enforced through secure session management. Security patches and updates should be applied immediately to address the underlying implementation flaw in the authentication logic. Network segmentation and monitoring should be implemented to detect unusual access patterns that might indicate exploitation attempts. Regular security assessments should validate that authentication mechanisms are properly configured and that access controls prevent unauthorized access to sensitive resources. The vulnerability demonstrates the importance of following security best practices outlined in NIST SP 800-53 and ISO 27001 standards for authentication and access control management.