CVE-2017-5632 Denial of service in n/a

Medium 6.5 Published Updated

A local attacker can crash the WAN connection of an ASUS router by sending a specific Nmap command, causing a denial of service.

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-2017-5632?

CVE-2017-5632 is a medium-severity denial of service vulnerability in n/a, published on 30 Jan 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered on the ASUS RT-N56U Wireless Router with Firmware 3.0.0.4.374_979. When executing an "nmap -O" command that specifies an IP address of an affected device, one can crash the device's WAN connection, causing disconnection from the Internet, a Denial of Service (DoS). The attack is only possible from within the local area network.

Which versions are affected by CVE-2017-5632?

It affects 1 product.

Products include Asus Rt-N56u Firmware.

How do I fix CVE-2017-5632?

No fix has been published for CVE-2017-5632 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-5632 being exploited?

There is no known exploitation of CVE-2017-5632 in the wild and no public exploit code.

Sources

Also known as GHSA-pqc4-j887-3v8j.

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