CVE-2018-1565 : What You Need to Know
Learn about CVE-2018-1565, an overflow vulnerability in IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1, potentially exploited by a local user for privilege escalation. Find mitigation steps and preventive measures.
An overflow vulnerability in IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1 could lead to privilege escalation, potentially exploited by a local user.
Understanding CVE-2018-1565
This CVE involves an overflow vulnerability in IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1, allowing a local user to potentially escalate privileges.
What is CVE-2018-1565?
IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1 are affected by an overflow vulnerability that could be exploited by a malicious local user.
The Impact of CVE-2018-1565
- CVSS Score: 8.4 (High Severity)
- Attack Vector: Local
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Privileges Required: None
- Exploit Code Maturity: Unproven
- Remediation Level: Official Fix
- This vulnerability could result in privilege escalation, granting the attacker the same privileges as the DB2 instance owner.
Technical Details of CVE-2018-1565
This section provides detailed technical information about the vulnerability.
Vulnerability Description
- The vulnerability allows a local user to overflow a buffer, potentially leading to privilege escalation.
Affected Systems and Versions
- IBM DB2 for Linux, UNIX, and Windows versions 9.7, 10.1, 10.5, and 11.1
Exploitation Mechanism
- The vulnerability could be exploited by a malicious local user to gain escalated privileges.
Mitigation and Prevention
Protecting systems from CVE-2018-1565 is crucial to maintaining security.
Immediate Steps to Take
- Apply official fixes provided by IBM.
- Monitor for any unusual activities on the affected systems.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch IBM DB2 installations.
- Implement the principle of least privilege to limit user access.
- Conduct security training for users to recognize and report suspicious activities.
Patching and Updates
- Ensure all IBM DB2 installations are updated with the latest security patches.