CVE-2018-0044: NFX Series: Insecure sshd configuration in Juniper Device Manager (JDM) and host OS

Published Oct 10, 2018
·
Updated

An insecure SSHD configuration in Juniper Device Manager (JDM) and host OS on Juniper NFX Series devices may allow remote unauthenticated access if any of the passwords on the system are empty. The affected SSHD configuration has the PermitEmptyPasswords option set to "yes". Affected releases are Juniper Networks Junos OS: 18.1 versions prior to 18.1R4 on NFX Series.

Affected Software

3 affected components
Juniper Junos>=18.1r1<=18.1r3
Juniper NFX150
Juniper NFX250

Remediation

Information

PermitEmptyPasswords option has been set to no by default in the fixed versions of Junos OS. The following software releases have been updated to resolve this specific issue: 18.1R4, 18.2R1 and all subsequent releases.

Event History

Oct 10, 2018
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2018-0044?

CVE-2018-0044 is a vulnerability that allows remote unauthenticated access to Juniper NFX Series devices with an insecure SSHD configuration.

2

How does CVE-2018-0044 work?

CVE-2018-0044 works by exploiting an insecure SSHD configuration that allows remote unauthenticated access if any of the passwords on the system are empty.

3

What is the severity of CVE-2018-0044?

The severity of CVE-2018-0044 is critical with a CVSS score of 8.1.

4

Which software versions are affected by CVE-2018-0044?

Juniper JUNOS releases 18.1r1 through 18.1r3 are affected by CVE-2018-0044.

5

How can I fix CVE-2018-0044?

To fix CVE-2018-0044, update to a version of Juniper JUNOS that is not affected by this vulnerability.

Company

Resources

Contact

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