CVE-2019-4400 : What You Need to Know
Learn about CVE-2019-4400 affecting IBM Cloud Orchestrator versions 2.4-2.4.0.5 and 2.5-2.5.0.9. Discover the impact, technical details, and mitigation steps for this security vulnerability.
IBM Cloud Orchestrator versions 2.4 through 2.4.0.5 and 2.5 through 2.5.0.9 have a vulnerability that could allow a remote attacker to access system files through specific URL requests.
Understanding CVE-2019-4400
This CVE involves a security vulnerability in IBM Cloud Orchestrator that could potentially be exploited by attackers.
What is CVE-2019-4400?
The vulnerability in versions 2.4 through 2.4.0.5 and versions 2.5 through 2.5.0.9 of IBM Cloud Orchestrator allows remote attackers to access files on the system using specific URL requests.
The Impact of CVE-2019-4400
- CVSS Base Score: 4.3 (Medium)
- Attack Vector: Network
- Attack Complexity: Low
- Confidentiality Impact: Low
- Integrity Impact: None
- Availability Impact: None
- Privileges Required: Low
- User Interaction: None
- Exploit Code Maturity: Unproven
- Remediation Level: Official Fix
- Report Confidence: Confirmed
- Vector String: CVSS:3.0/AC:L/AV:N/I:N/PR:L/C:L/S:U/A:N/UI:N/RC:C/RL:O/E:U
Technical Details of CVE-2019-4400
Vulnerability Description
The vulnerability allows remote attackers to traverse directories on the system by sending specially-crafted URL requests containing "dot dot" sequences (/../) to view arbitrary files.
Affected Systems and Versions
- Affected Versions: 2.4, 2.4.0.1, 2.4.0.2, 2.5, 2.5.0.1, 2.4.0.3, 2.5.0.2, 2.4.0.4, 2.5.0.3, 2.5.0.4, 2.4.0.5, 2.5.0.5, 2.5.0.6, 2.5.0.7, 2.5.0.8, 2.5.0.9
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specific URL requests with malicious sequences to access files on the system.
Mitigation and Prevention
Immediate Steps to Take
- Apply official fixes provided by IBM to address the vulnerability.
- Monitor for any unusual file access or system behavior.
Long-Term Security Practices
- Regularly update and patch the IBM Cloud Orchestrator to the latest secure versions.
- Implement network security measures to restrict unauthorized access to the system.
- Conduct regular security assessments and audits to identify and mitigate potential vulnerabilities.
Patching and Updates
Ensure timely installation of security patches and updates released by IBM to protect the system from known vulnerabilities.