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CVE-2019-12550

9.8 · CRITICAL
Published Jun 17, 2019 wago CWE-798 EPSS 2.66% (85th pctl)

Overview

CVE-2019-12550 is a critical-severity vulnerability affecting wago 852-303_firmware. It was published on June 17, 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

WAGO 852-303 before FW06, 852-1305 before FW06, and 852-1505 before FW03 devices contain hardcoded users and passwords that can be used to login via SSH and TELNET.

Remediation

Check the references section for vendor advisories and patches from wago. Update 852-303_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
wago 852-303_firmware >= 0, < 1.2.2.s0 Affected
wago 852-1305_firmware >= 0, < 1.1.6.s0 Affected
wago 852-1505_firmware >= 0, < 1.1.5.s0 Affected

Frequently Asked Questions

What is CVE-2019-12550?

CVE-2019-12550 is a critical-severity vulnerability affecting wago 852-303_firmware. It was published on June 17, 2019 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2019-12550?

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-2019-12550?

Check the references section for vendor advisories and patches from wago. Update 852-303_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-2019-12550?

CyberStrike's AI-powered security agents can automatically detect CVE-2019-12550 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.