CVE-2025-14115 Overview
IBM Sterling Connect:Direct for UNIX Container contains a critical hardcoded credentials vulnerability (CWE-798) that affects versions 6.3.0.0 through 6.3.0.6 Interim Fix 016, and 6.4.0.0 through 6.4.0.3 Interim Fix 019. The software contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. This type of vulnerability can allow attackers with local access to extract credentials and potentially compromise the system or connected components.
Critical Impact
Hardcoded credentials in enterprise file transfer software could enable unauthorized authentication, data exfiltration, or lateral movement within secure enterprise environments.
Affected Products
- IBM Sterling Connect:Direct for UNIX Container 6.3.0.0 through 6.3.0.6 Interim Fix 016
- IBM Sterling Connect:Direct for UNIX Container 6.4.0.0 through 6.4.0.3 Interim Fix 019
Discovery Timeline
- 2026-01-20 - CVE CVE-2025-14115 published to NVD
- 2026-01-20 - Last updated in NVD database
Technical Details for CVE-2025-14115
Vulnerability Analysis
This vulnerability falls under CWE-798 (Use of Hard-coded Credentials), a significant security flaw where authentication credentials or cryptographic keys are embedded directly within the application's source code or configuration files. In the context of IBM Sterling Connect:Direct for UNIX Container, these hardcoded credentials serve multiple critical functions: inbound authentication for incoming connections, outbound communication with external components, and encryption of internal data.
The local attack vector means that an attacker would need some level of access to the system where the vulnerable software is installed. However, once accessed, no privileges are required to exploit this vulnerability, and no user interaction is needed. The potential impact is severe, affecting confidentiality, integrity, and availability of the system.
Root Cause
The root cause of this vulnerability is the inclusion of static credentials directly within the application's codebase or container image. This practice, while sometimes used for convenience during development or deployment, creates a persistent security weakness. Unlike dynamically generated or externally managed credentials, hardcoded credentials cannot be easily rotated without updating the application itself, and they remain the same across all installations of the affected versions.
In containerized environments like IBM Sterling Connect:Direct for UNIX Container, hardcoded credentials within container images are particularly problematic as they may be discoverable through container image inspection, filesystem access, or memory analysis.
Attack Vector
An attacker with local access to a system running the vulnerable IBM Sterling Connect:Direct for UNIX Container can exploit this vulnerability through several methods:
Container Image Analysis: Extracting the container image and analyzing its layers to locate embedded credentials in configuration files, environment variables, or compiled binaries.
Filesystem Inspection: Accessing the running container's filesystem to search for credential files, configuration directories, or application binaries containing the hardcoded values.
Memory Analysis: Examining process memory to extract credentials that may be loaded at runtime.
Binary Reverse Engineering: Decompiling or disassembling application binaries to locate hardcoded strings containing credentials or cryptographic keys.
Once extracted, these credentials could be used to authenticate to the Connect:Direct system, impersonate the application when communicating with external components, or decrypt sensitive internal data.
Detection Methods for CVE-2025-14115
Indicators of Compromise
- Unexpected authentication attempts to IBM Sterling Connect:Direct services from unknown sources or at unusual times
- Unauthorized access to Connect:Direct configuration files or container filesystem
- Evidence of container image extraction or layer inspection activities
- Anomalous outbound connections from the Connect:Direct container to unexpected endpoints
Detection Strategies
- Deploy file integrity monitoring on Connect:Direct container configuration directories and binaries
- Monitor authentication logs for access patterns that deviate from established baselines
- Implement container runtime security to detect unauthorized filesystem access or image inspection
- Configure alerting for failed and successful authentication attempts, particularly from non-standard sources
Monitoring Recommendations
- Enable detailed audit logging for all IBM Sterling Connect:Direct authentication events
- Implement network monitoring to detect data exfiltration or unauthorized communication patterns
- Monitor for attempts to access container runtime environments or extract container images
- Review system access logs for evidence of reverse engineering tools or credential extraction utilities
How to Mitigate CVE-2025-14115
Immediate Actions Required
- Review the IBM Support Page for official patches and updated interim fixes
- Audit current deployments to identify all instances of affected IBM Sterling Connect:Direct for UNIX Container versions
- Restrict local access to systems hosting the vulnerable containers to minimize exposure
- Implement enhanced monitoring for authentication events and container access attempts
Patch Information
IBM has acknowledged this vulnerability and provides remediation guidance through their support portal. Organizations should consult the IBM Support Page for the latest security updates, patched versions, and specific instructions for upgrading from affected versions 6.3.0.0 through 6.3.0.6 Interim Fix 016 and 6.4.0.0 through 6.4.0.3 Interim Fix 019.
Workarounds
- Implement strict network segmentation to isolate systems running affected Connect:Direct containers from untrusted networks
- Apply the principle of least privilege to limit local access to systems hosting the vulnerable software
- Deploy additional authentication layers or access controls in front of Connect:Direct services
- Consider implementing runtime application self-protection (RASP) or container security solutions to detect credential extraction attempts
# Configuration example - Restrict container filesystem access
# Add read-only filesystem where possible in container orchestration
# Example for Kubernetes deployment
# securityContext:
# readOnlyRootFilesystem: true
# runAsNonRoot: true
# allowPrivilegeEscalation: false
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
