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CVE-2018-16994

7.5 · HIGH

An issue was discovered on PHOENIX CONTACT AXL F BK PN <=1.0.4, AXL F BK ETH <= 1.12, and AXL F BK ETH XC <= 1.11 devices and Bosch Rexroth S20-ETH-BK and Rexroth S20-PN-BK+ (the S20-PN-BK+/S20-ETH…

Published Feb 18, 2020EPSS 1.57%

Overview

CVE-2018-16994 is a high-severity vulnerability. It was published on February 18, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

An issue was discovered on PHOENIX CONTACT AXL F BK PN <=1.0.4, AXL F BK ETH <= 1.12, and AXL F BK ETH XC <= 1.11 devices and Bosch Rexroth S20-ETH-BK and Rexroth S20-PN-BK+ (the S20-PN-BK+/S20-ETH-BK fieldbus couplers sold by Bosch Rexroth contain technology from Phoenix Contact). Incorrect handling of a request with non-standard symbols allows remote attackers to initiate a complete lock up of the bus coupler. Authentication of the request is not required.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refpsirt.bosch.com/security-advisories/bosch-sa-645125.htmlRefwww.phoenixcontact.com/assets/downloads_ed/local_pc/web_dwl_technical_info/Security_Advirory_CVE-2018-16994.pdfRefpsirt.bosch.com/security-advisories/bosch-sa-645125.htmlRefwww.phoenixcontact.com/assets/downloads_ed/local_pc/web_dwl_technical_info/Security_Advirory_CVE-2018-16994.pdf

How CyberStrike helps

Frequently asked questions

What is CVE-2018-16994?

CVE-2018-16994 is a high-severity vulnerability. It was published on February 18, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2018-16994?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2018-16994?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2018-16994?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-16994 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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