CVE-2024-1102 in Keycloak
Summary
by MITRE • 04/25/2024
A vulnerability was found in jberet-core logging. An exception in 'dbProperties' might display user credentials such as the username and password for the database-connection.
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Analysis
by VulDB Data Team • 11/11/2025
The vulnerability identified as CVE-2024-1102 resides within the jberet-core logging component, representing a critical security flaw that exposes sensitive authentication information during exception handling scenarios. This issue manifests when database connection properties encounter exceptions during processing, specifically within the dbProperties handling mechanism where user credentials become inadvertently disclosed in error messages.
The technical root cause of this vulnerability stems from improper exception handling practices that fail to sanitize or filter sensitive data before logging error conditions. When database connection failures occur, the system's logging mechanism captures the complete dbProperties object which contains username and password information, thereby creating a clear path for credential exposure. This flaw aligns with CWE-209, which addresses the disclosure of exception information that may contain sensitive data, and CWE-532, which covers the insertion of sensitive information into log files. The vulnerability represents a classic case of information disclosure through inadequate input validation and output sanitization.
From an operational impact perspective, this vulnerability creates significant risk for systems utilizing jberet-core for batch processing or job execution workflows. Attackers who can access system logs or monitor exception handling scenarios can extract database credentials, enabling unauthorized access to backend databases and potentially leading to data breaches, privilege escalation, and further lateral movement within the network. The exposure of database credentials through logging mechanisms directly violates security principles outlined in the OWASP Top Ten, particularly the A02:2021 Vulnerable and Outdated Components category, and can be leveraged by threat actors to establish persistent access to critical data stores.
The mitigation strategy for CVE-2024-1102 requires immediate implementation of proper exception handling protocols that sanitize sensitive information before logging occurs. Organizations should ensure that database connection properties are filtered to remove authentication credentials during exception processing, implementing custom logging filters or using secure logging frameworks that automatically redact sensitive data. System administrators must also review and update logging configurations to prevent credential exposure in error messages, following the principle of least privilege and implementing proper log access controls. Additionally, the vulnerability can be addressed through code-level fixes that modify the dbProperties handling logic to separate sensitive connection information from general logging contexts, ensuring that exception information does not inadvertently expose authentication details.
Security teams should monitor for potential exploitation attempts through log analysis, looking for patterns of credential exposure or unauthorized access attempts following the vulnerability disclosure. The ATT&CK framework categorizes this vulnerability under T1562.001, which covers "TTP: Disable or Modify Tools", and T1078, "Valid Accounts", as attackers can leverage exposed credentials to maintain persistent access. Organizations should implement comprehensive monitoring solutions that can detect and alert on credential exposure events, while also conducting regular security assessments to identify similar logging vulnerabilities across their software stack. The remediation process should include thorough code reviews of logging mechanisms, implementation of automated credential scanning in logs, and establishment of secure coding practices that prevent similar issues in future development cycles.