CVE-2018-4062: Critical severity Sierrawireless Airlink Es450 Firmware vulnerability

Published May 6, 2019
·
Updated

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.

Affected Software

3 affected componentsFixes available
Sierrawireless Airlink Es450 Firmware=4.9.3
Sierrawireless Airlink Es450
Sierra Wireless LS300, GX400, GX440, and ES440<4.4.9
4.4.9

Event History

May 6, 2019
CVE Published
via MITRE·06:28 PM
Data Sourced
via MITRE·06:28 PM
DescriptionWeakness
Dec 12, 2025
Data Sourced
via ICS·07:25 PM
SeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-4062?

CVE-2018-4062 is a hard-coded credentials vulnerability in the snmpd function of the Sierra Wireless AirLink ES450 FW 4.9.3.

2

How can the hard-coded credentials vulnerability in CVE-2018-4062 be exploited?

Activating snmpd outside of the WebUI can cause the activation of the hard-coded credentials, resulting in the exposure of a privileged user.

3

What is the severity of CVE-2018-4062?

CVE-2018-4062 has a severity rating of 8.1 (critical).

4

What software versions are affected by the hard-coded credentials vulnerability in CVE-2018-4062?

The Sierra Wireless AirLink ES450 FW 4.9.3 is affected by the hard-coded credentials vulnerability.

5

Are there any references for CVE-2018-4062?

Yes, you can find more information about CVE-2018-4062 at the following references: [1] [2] [3]

Contact

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