CVE-2020-4347 : Vulnerability Insights and Analysis
Learn about CVE-2020-4347 affecting IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7. Find out the impact, technical details, and mitigation steps to prevent privilege escalation attacks.
IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 are vulnerable to privilege escalation attacks due to inappropriate file permissions. This CVE was published on April 15, 2020.
Understanding CVE-2020-4347
IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 are at risk of privilege escalation attacks due to file permission issues.
What is CVE-2020-4347?
This CVE identifies a vulnerability in IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7 that could allow attackers to escalate privileges by exploiting improper file permissions used by WebSphere Application Server Network Deployment.
The Impact of CVE-2020-4347
- CVSS Base Score: 7.3 (High)
- CVSS Temporal Score: 6.4 (Medium)
- Severity: High
- Attack Vector: Network
- Attack Complexity: Low
- Confidentiality Impact: Low
- Integrity Impact: Low
- Availability Impact: Low
- Privileges Required: None
- User Interaction: None
- Exploit Code Maturity: Unproven
- Remediation Level: Official Fix
- Report Confidence: Confirmed
- Scope: Unchanged
Technical Details of CVE-2020-4347
IBM InfoSphere Information Server vulnerability details.
Vulnerability Description
The vulnerability allows attackers to gain privileges through inappropriate file permissions in IBM InfoSphere Information Server versions 11.3, 11.5, and 11.7.
Affected Systems and Versions
- Affected Product: InfoSphere Information Server
- Vendor: IBM
- Affected Versions: 11.3, 11.5, 11.7
Exploitation Mechanism
Attackers can exploit this vulnerability by leveraging the improper file permissions in WebSphere Application Server Network Deployment.
Mitigation and Prevention
Protect your systems from CVE-2020-4347.
Immediate Steps to Take
- Apply the official fix provided by IBM.
- Monitor for any unusual activities on the affected systems.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly review and update file permissions on critical servers.
- Conduct security assessments to identify and address vulnerabilities.
- Educate users on best security practices to prevent privilege escalation.
Patching and Updates
Ensure all systems are updated with the latest patches and security fixes.