CVE-2018-4062 Hardcoded credentials in Sierra Wireless

High 8.1 Published 6 May 2019 Updated 5 Aug 2024

Hard-coded credentials in the snmpd function allow attackers to gain privileged access to Sierra Wireless AirLink devices.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-4062?

CVE-2018-4062 is a high-severity vulnerability in Sierra Wireless, published on 6 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-798

Which versions are affected by CVE-2018-4062?

It affects 1 product.

Products include Sierrawireless Airlink Es450 Firmware.

How do I fix CVE-2018-4062?

No fix has been published for CVE-2018-4062 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-4062 being exploited?

There is no known exploitation of CVE-2018-4062 in the wild and no public exploit code.

Sources

Also known as GHSA-x7qh-pj6r-h933.