CVE-2018-14336 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can cause connectivity loss on TP-Link WR840N routers by sending packets with random MAC addresses.

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-2018-14336?

CVE-2018-14336 is a high-severity denial of service vulnerability in n/a, published on 19 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TP-Link WR840N devices allow remote attackers to cause a denial of service (connectivity loss) via a series of packets with random MAC addresses.

Weakness: CWE-20

Which versions are affected by CVE-2018-14336?

It affects 1 product.

Products include Tp-Link Wr840n.

How do I fix CVE-2018-14336?

No fix has been published for CVE-2018-14336 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-2018-14336 being exploited?

There is no known exploitation of CVE-2018-14336 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-jhp3-q93p-23pg.

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