CVE-2017-18188
5.5 · MEDIUMOverview
CVE-2017-18188 is a medium-severity vulnerability affecting openr opentmpfiles. It was published on February 14, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
OpenRC opentmpfiles through 0.1.3, when the fs.protected_hardlinks sysctl is turned off, allows local users to obtain ownership of arbitrary files by creating a hard link inside a directory on which "chown -R" will be run.
Remediation
Check the references section for vendor advisories and patches from openr. Update opentmpfiles 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 |
|---|---|---|---|
| openr | opentmpfiles | 0 | Affected |
Frequently Asked Questions
What is CVE-2017-18188?
CVE-2017-18188 is a medium-severity vulnerability affecting openr opentmpfiles. It was published on February 14, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
How severe is CVE-2017-18188?
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2017-18188?
Check the references section for vendor advisories and patches from openr. Update opentmpfiles 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-2017-18188?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-18188 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.
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