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CVE-2018-15555

9.8 · CRITICAL
Published Jun 28, 2019 actiontec CWE-662 EPSS 2.97% (86th pctl)

Overview

CVE-2018-15555 is a critical-severity vulnerability affecting actiontec web6000q_firmware. It was published on June 28, 2019 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

On Telus Actiontec WEB6000Q v1.1.02.22 devices, an attacker can login with root level access with the user "root" and password "admin" by using the enabled onboard UART headers.

Remediation

Check the references section for vendor advisories and patches from actiontec. Update web6000q_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

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2018-15555?

CVE-2018-15555 is a critical-severity vulnerability affecting actiontec web6000q_firmware. It was published on June 28, 2019 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2018-15555?

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-2018-15555?

Check the references section for vendor advisories and patches from actiontec. Update web6000q_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-2018-15555?

CyberStrike's AI-powered security agents can automatically detect CVE-2018-15555 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.