CVE-2025-36187 Overview
CVE-2025-36187 is an information disclosure vulnerability affecting IBM Knowledge Catalog Standard Cartridge. The vulnerability stems from the application storing potentially sensitive information in log files that could be read by a local privileged user. This represents a classic case of Sensitive Data Exposure (CWE-532: Insertion of Sensitive Information into Log File) where improper logging practices can lead to unauthorized access to confidential data.
Critical Impact
Local privileged users may gain access to sensitive information stored in application log files, potentially compromising data confidentiality within IBM Knowledge Catalog environments.
Affected Products
- IBM Knowledge Catalog Standard Cartridge 5.0.0
- IBM Knowledge Catalog Standard Cartridge 5.0.1
- IBM Knowledge Catalog Standard Cartridge 5.0.2
- IBM Knowledge Catalog Standard Cartridge 5.0.3
- IBM Knowledge Catalog Standard Cartridge 5.1
- IBM Knowledge Catalog Standard Cartridge 5.1.1
- IBM Knowledge Catalog Standard Cartridge 5.1.2
- IBM Knowledge Catalog Standard Cartridge 5.1.3
- IBM Knowledge Catalog Standard Cartridge 5.2.0
- IBM Knowledge Catalog Standard Cartridge 5.2.1
Discovery Timeline
- 2026-03-25 - CVE CVE-2025-36187 published to NVD
- 2026-03-26 - Last updated in NVD database
Technical Details for CVE-2025-36187
Vulnerability Analysis
This vulnerability belongs to the Information Disclosure category, specifically classified under CWE-532 (Insertion of Sensitive Information into Log File). The flaw allows a local privileged user to access sensitive information that has been improperly written to application log files. While the attack requires local access and elevated privileges, the potential for high confidentiality impact makes this a significant concern for organizations handling sensitive data within IBM Knowledge Catalog deployments.
The vulnerability affects the data catalog component's logging mechanism, which may capture and persist sensitive data elements during normal operation. Organizations using IBM Knowledge Catalog for data governance and cataloging operations should be particularly concerned as the logs may contain metadata about sensitive data assets, access patterns, or configuration details.
Root Cause
The root cause of CVE-2025-36187 is improper logging practices within IBM Knowledge Catalog Standard Cartridge. The application fails to adequately sanitize or filter sensitive information before writing to log files. This can include configuration parameters, user credentials, API tokens, database connection strings, or other sensitive metadata that should never be persisted in plaintext log files.
Log files in enterprise environments are often treated with less stringent access controls than primary application data stores, making this a particularly dangerous oversight. The vulnerability exposes a gap in the secure development lifecycle where logging output was not properly reviewed for sensitive data exposure.
Attack Vector
The attack vector for this vulnerability requires local access to the system hosting IBM Knowledge Catalog Standard Cartridge. An attacker with privileged access to the local system can read the application log files to extract sensitive information. The attack does not require user interaction and has low complexity once local privileged access is obtained.
Exploitation scenarios include:
- A malicious insider with system administrator privileges accessing log files to harvest credentials or sensitive metadata
- An attacker who has already gained elevated access through another vulnerability pivoting to extract additional sensitive information from logs
- Compliance violations where sensitive data is persisted inappropriately in log archives or backup systems
For detailed technical information about this vulnerability, refer to the IBM Support Page.
Detection Methods for CVE-2025-36187
Indicators of Compromise
- Unusual access patterns to IBM Knowledge Catalog log directories or files
- Evidence of log file exfiltration or unauthorized copying
- Anomalous privileged user activity targeting application log locations
- Unexpected read operations on log files from non-standard processes
Detection Strategies
- Implement file integrity monitoring (FIM) on IBM Knowledge Catalog log directories to detect unauthorized access
- Enable audit logging for access to sensitive log file locations
- Monitor for bulk read operations or unusual file access patterns targeting log directories
- Deploy SIEM rules to correlate privileged user activity with log file access events
Monitoring Recommendations
- Configure centralized log management with restricted access controls for IBM Knowledge Catalog logs
- Establish baseline access patterns for log files and alert on deviations
- Implement real-time alerting for privileged account access to application log directories
- Periodically audit log contents for inadvertent sensitive data exposure
How to Mitigate CVE-2025-36187
Immediate Actions Required
- Review and apply the latest patches from IBM addressing CVE-2025-36187
- Audit existing log files for sensitive information exposure and securely purge affected logs
- Restrict file system permissions on IBM Knowledge Catalog log directories to essential personnel only
- Implement log rotation with secure deletion to minimize exposure window
Patch Information
IBM has released a security update addressing this vulnerability. Organizations should consult the IBM Support Page for specific patch details, download links, and upgrade instructions. Apply the appropriate fix based on your deployed version of IBM Knowledge Catalog Standard Cartridge.
Workarounds
- Implement strict file system access controls limiting log file access to only essential service accounts
- Configure log forwarding to a secured centralized logging platform with enhanced access controls
- Enable encryption at rest for log storage volumes containing IBM Knowledge Catalog logs
- Establish a log review process to identify and remediate sensitive data in logs before archival
# Configuration example - Restrict log directory permissions
chmod 640 /path/to/ibm/knowledge-catalog/logs/*.log
chown root:ibm-kc-admin /path/to/ibm/knowledge-catalog/logs/
# Enable audit logging for log file access
auditctl -w /path/to/ibm/knowledge-catalog/logs/ -p r -k kc_log_access
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
