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CVE-2018-4062

8.1 · HIGH

A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3.

Published May 6, 2019CWE-798EPSS 5.32%

Overview

CVE-2018-4062 is a high-severity vulnerability. It was published on May 6, 2019 and has a CVSS 3.0 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A hard-coded credentials vulnerability exists in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3. Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user. An attacker can activate snmpd without any configuration changes to trigger this vulnerability.

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

Refpacketstormsecurity.com/files/152647/Sierra-Wireless-AirLink-ES450-SNMPD-Hard-Coded-Credentials.htmlRefwww.securityfocus.com/bid/108147Refics-cert.us-cert.gov/advisories/ICSA-19-122-03Reftalosintelligence.com/vulnerability_reports/TALOS-2018-0747Refpacketstormsecurity.com/files/152647/Sierra-Wireless-AirLink-ES450-SNMPD-Hard-Coded-Credentials.htmlRefwww.securityfocus.com/bid/108147Refics-cert.us-cert.gov/advisories/ICSA-19-122-03Reftalosintelligence.com/vulnerability_reports/TALOS-2018-0747

How CyberStrike helps

Frequently asked questions

What is CVE-2018-4062?

CVE-2018-4062 is a high-severity vulnerability. It was published on May 6, 2019 and has a CVSS 3.0 base score of 8.1 (HIGH).

How severe is CVE-2018-4062?

This vulnerability has a CVSS 3.0 base score of 8.1, 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-2018-4062?

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-2018-4062?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-4062 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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