CVE-2018-19528 Denial of service in n/a

Critical 9.8 Published 26 Nov 2018 Updated 5 Aug 2024

Remote attackers can crash TP-Link TL-WR886N routers by sending crafted DNS packets, causing a denial of service.

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-2018-19528?

CVE-2018-19528 is a critical denial of service vulnerability in n/a, published on 26 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TP-Link TL-WR886N 7.0 1.1.0 devices allow remote attackers to cause a denial of service (Tlb Load Exception) via crafted DNS packets to port 53/udp.

Weakness: CWE-119

Which versions are affected by CVE-2018-19528?

It affects 1 product.

Products include Tp-Link Tl-Wr886n Firmware.

How do I fix CVE-2018-19528?

No fix has been published for CVE-2018-19528 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-2018-19528 being exploited?

There is no known exploitation of CVE-2018-19528 in the wild and no public exploit code.

Sources

Also known as GHSA-xh83-q7r2-x39j.