CVE-2018-1890 : What You Need to Know
Learn about CVE-2018-1890, a security flaw in IBM SDK, Java Technology Edition Version 8 on the AIX platform allowing code injection and privilege escalation. Find mitigation steps here.
A security vulnerability in IBM SDK, Java Technology Edition Version 8 on the AIX platform allows local users to inject code and elevate privileges.
Understanding CVE-2018-1890
This CVE involves a security issue in IBM SDK, Java Technology Edition Version 8 on the AIX platform, potentially enabling code injection and privilege escalation for local users.
What is CVE-2018-1890?
- The vulnerability arises from the use of absolute RPATHs in the AIX platform's IBM SDK, Java Technology Edition Version 8.
- Local users could exploit this flaw to inject malicious code and gain elevated privileges.
The Impact of CVE-2018-1890
- CVSS Score: 5.6 (Medium Severity)
- Attack Vector: Local
- Attack Complexity: High
- Confidentiality Impact: Low
- Integrity Impact: Low
- Availability Impact: Low
- Privileges Required: None
- Exploit Code Maturity: Unproven
- Remediation Level: Official Fix
- Report Confidence: Confirmed
Technical Details of CVE-2018-1890
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
- The vulnerability allows local users to inject code and elevate their privileges by exploiting absolute RPATHs in IBM SDK, Java Technology Edition Version 8 on the AIX platform.
Affected Systems and Versions
- WebSphere Application Server Patterns: Versions 1.0.0.0, 1.0.0.7, 2.2.0.0, 2.2.5.3
- WebSphere Application Server: Versions 7.0, 8.0, 8.5, 9.0, Liberty
- Runtimes for Java Technology: Version information not provided
Exploitation Mechanism
- Local users can exploit the absolute RPATHs in IBM SDK, Java Technology Edition Version 8 on the AIX platform to inject code and escalate their privileges.
Mitigation and Prevention
Protect your systems from CVE-2018-1890 with the following steps:
Immediate Steps to Take
- Apply official fixes provided by IBM to address the vulnerability.
- Monitor and restrict local user privileges to minimize the risk of code injection.
Long-Term Security Practices
- Regularly update and patch IBM SDK, Java Technology Edition Version 8 to prevent exploitation.
- Implement strong access controls and monitoring mechanisms to detect unauthorized activities.
Patching and Updates
- Stay informed about security updates and patches released by IBM for the affected products and versions.