CVE-2018-0099 Command injection in Cisco D9800 Network Transport Receiver

High 8.8 Published Updated

Authenticated attackers can inject commands into the Cisco D9800 web GUI to execute arbitrary code on the underlying operating system.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-0099?

CVE-2018-0099 is a high-severity command injection vulnerability in Cisco D9800 Network Transport Receiver, published on 18 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability in the web management GUI of the Cisco D9800 Network Transport Receiver could allow an authenticated, remote attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of GUI command arguments. An attacker could exploit this vulnerability by injecting crafted arguments into a vulnerable GUI command. An exploit could allow the attacker to execute commands on the underlying BusyBox operating system. These commands are run at the privilege level of the authenticated user. The attacker needs valid device credentials for this attack. Cisco Bug IDs: CSCvg74691.

Weakness: CWE-78

Which versions are affected by CVE-2018-0099?

It affects 1 product.

Products include Cisco D9800 Firmware.

How do I fix CVE-2018-0099?

No fix has been published for CVE-2018-0099 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2018-0099 being exploited?

There is no known exploitation of CVE-2018-0099 in the wild and no public exploit code.

Sources

Also known as GHSA-rw9g-792w-r53w.

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