CVE-2016-4922 Junos: Privilege escalation vulnerabilities in Junos CLI

High 8.4 Published 13 Oct 2017 Updated 16 Sep 2024

Attackers with CLI access can exploit command combinations to gain elevated privileges and full control of Juniper network devices.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2016-4922?

CVE-2016-4922 is a high-severity vulnerability in Juniper Junos, published on 13 Oct 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Certain combinations of Junos OS CLI commands and arguments have been found to be exploitable in a way that can allow unauthorized access to the operating system. This may allow any user with permissions to run these CLI commands the ability to achieve elevated privileges and gain complete control of the device. Affected releases are Juniper Networks Junos OS 11.4 prior to 11.4R13-S3; 12.1X46 prior to 12.1X46-D60; 12.1X47 prior to 12.1X47-D45; 12.3 prior to 12.3R12; 12.3X48 prior to 12.3X48-D35; 13.2 prior to 13.2R9; 13.3 prior to 13.3R4-S11, 13.3R9; 14.1 prior to 14.1R4-S12, 14.1R7; 14.1X53 prior to 14.1X53-D28, 14.1X53-D40; 14.1X55 prior to 14.1X55-D35; 14.2 prior to 14.2R3-S10, 14.2R4-S7, 14.2R5; 15.1 prior to 15.1F4, 15.1R3; 15.1X49 prior to 15.1X49-D60; 15.1X53 prior to 15.1X53-D57, 15.1X53-D70.

Weakness: CWE-77

Which versions are affected by CVE-2016-4922?

It affects 1 product.

Products include Juniper Junos.

How do I fix CVE-2016-4922?

No fix has been published for CVE-2016-4922 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-4922 being exploited?

There is no known exploitation of CVE-2016-4922 in the wild and no public exploit code.

All Juniper Junos vulnerabilities

Sources

Also known as GHSA-jgjp-x99q-6vpg.