CVE-2018-12542
9.8 · CRITICALOverview
CVE-2018-12542 is a critical-severity vulnerability affecting eclipse vert.x. It was published on October 10, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In version from 3.0.0 to 3.5.3 of Eclipse Vert.x, the StaticHandler uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize '\' (forward slashes) sequences that can resolve to a location that is outside of that directory when running on Windows Operating Systems.
Remediation
Check the references section for vendor advisories and patches from eclipse. Update vert.x to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| eclipse | vert.x | 3.0.0 | Affected |
References
Frequently Asked Questions
What is CVE-2018-12542?
CVE-2018-12542 is a critical-severity vulnerability affecting eclipse vert.x. It was published on October 10, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
How severe is CVE-2018-12542?
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-12542?
Check the references section for vendor advisories and patches from eclipse. Update vert.x to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-12542?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-12542 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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