CVE-2018-3926
5.5 · MEDIUMOverview
CVE-2018-3926 is a medium-severity vulnerability affecting samsung sth-eth-250_firmware. It was published on August 28, 2018 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 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
An exploitable integer underflow vulnerability exists in the ZigBee firmware update routine of the hubCore binary of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The hubCore process incorrectly handles malformed files existing in its data directory, leading to an infinite loop, which eventually causes the process to crash. An attacker can send an HTTP request to trigger this vulnerability.
Remediation
Check the references section for vendor advisories and patches from samsung. Update sth-eth-250_firmware 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
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Frequently Asked Questions
What is CVE-2018-3926?
CVE-2018-3926 is a medium-severity vulnerability affecting samsung sth-eth-250_firmware. It was published on August 28, 2018 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2018-3926?
This vulnerability has a CVSS 3.1 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-2018-3926?
Check the references section for vendor advisories and patches from samsung. Update sth-eth-250_firmware 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-2018-3926?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-3926 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
AI agents map your attack surface to find vulnerabilities like this one.
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