CVE-2018-1000607 : Vulnerability Insights and Analysis
Learn about CVE-2018-1000607, an arbitrary file write vulnerability in Jenkins Fortify CloudScan Plugin version 1.5.1 and earlier, allowing attackers to overwrite files on the Jenkins master file system. Find mitigation steps and preventive measures here.
Jenkins Fortify CloudScan Plugin version 1.5.1 and earlier is vulnerable to arbitrary file write in ArchiveUtil.java, potentially allowing attackers to overwrite files on the Jenkins master file system.
Understanding CVE-2018-1000607
What is CVE-2018-1000607?
This CVE refers to an arbitrary file write vulnerability in Jenkins Fortify CloudScan Plugin version 1.5.1 and earlier, enabling attackers with control over the rulepack zip file contents to overwrite files on the Jenkins master file system.
The Impact of CVE-2018-1000607
The vulnerability could be exploited by malicious actors to overwrite any file on the Jenkins master file system, subject to the permissions of the user running the Jenkins master process.
Technical Details of CVE-2018-1000607
Vulnerability Description
The vulnerability in ArchiveUtil.java allows attackers controlling the rulepack zip file contents to overwrite files on the Jenkins master file system.
Affected Systems and Versions
- Product: Jenkins Fortify CloudScan Plugin
- Versions affected: 1.5.1 and earlier
Exploitation Mechanism
Attackers with access to the rulepack zip file contents can exploit the vulnerability to overwrite files on the Jenkins master file system.
Mitigation and Prevention
Immediate Steps to Take
- Update Jenkins Fortify CloudScan Plugin to a patched version.
- Restrict access to the rulepack zip file to trusted users only.
Long-Term Security Practices
- Regularly monitor and audit file system changes on Jenkins.
- Implement the principle of least privilege for Jenkins processes.
Patching and Updates
Apply security patches and updates provided by Jenkins to address the vulnerability.