CVE-2023-30430 in Security Verify Access
Summary
by MITRE • 06/27/2024
IBM Security Verify Access 10.0.0 through 10.0.7.1 could allow a local user to obtain sensitive information from trace logs. IBM X-Force ID: 252183.
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Analysis
by VulDB Data Team • 08/24/2024
IBM Security Verify Access versions 10.0.0 through 10.0.7.1 contain a vulnerability that permits local users to access sensitive information within trace logs, representing a critical security oversight in the authentication and access management platform. This vulnerability stems from insufficient sanitization of sensitive data within the logging mechanisms, allowing unauthorized local access to potentially confidential information that should remain protected. The flaw exists in the system's trace logging functionality where sensitive data elements such as authentication tokens, user credentials, session identifiers, or other privileged information may be inadvertently written to log files without proper obfuscation or filtering.
The technical implementation of this vulnerability involves the application's failure to properly sanitize log output during trace operations, which can occur when the system logs detailed information about authentication processes, user interactions, or system operations. This weakness creates an information disclosure risk where local attackers with access to the system can examine trace log files and extract sensitive data that should not be exposed in plaintext format. The vulnerability specifically impacts the logging subsystem where debug and trace level messages are recorded, potentially exposing credentials, personal identifiable information, or other confidential data that flows through the authentication system.
From an operational perspective, this vulnerability presents significant risk to organizations relying on IBM Security Verify Access for identity and access management. Local users who can read trace log files gain access to potentially sensitive information that could be leveraged for further attacks, including credential reuse, privilege escalation, or targeted social engineering operations. The impact extends beyond simple information disclosure as the exposed data could enable attackers to impersonate users, access restricted resources, or conduct more sophisticated attacks against the authentication infrastructure. The vulnerability affects all local users with file system access to the trace log directories, making it particularly concerning in multi-tenant environments or shared system configurations.
The security implications of this vulnerability align with CWE-200, which addresses information exposure through improper sanitization of sensitive data, and maps to ATT&CK technique T1562.001 for "Taint Data" and T1005 for "Data from Local System". Organizations should immediately implement mitigations including disabling unnecessary trace logging, implementing proper log sanitization procedures, and ensuring that sensitive data is filtered or obfuscated before being written to log files. System administrators should also conduct thorough log file audits to identify any previously exposed sensitive information and implement access controls to restrict local file system access to trace log directories. Additionally, upgrading to IBM Security Verify Access versions that address this vulnerability is strongly recommended to ensure proper handling of sensitive information within the logging subsystem.