CVE-2001-0055 Denial of service in n/a

Medium 5.0 Published 7 May 2001 Updated 8 Aug 2024

Remote attackers can cause denial of service on Cisco 600 routers by sending a slow stream of TCP SYN packets.

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-2001-0055?

CVE-2001-0055 is a medium-severity denial of service vulnerability in n/a, published on 7 May 2001. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of service via a slow stream of TCP SYN packets.

Which versions are affected by CVE-2001-0055?

It affects 2 products.

Products include Cisco Broadband Operating System, Cisco Cisco 6xx Routers.

How do I fix CVE-2001-0055?

No fix has been published for CVE-2001-0055 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-2001-0055 being exploited?

There is no known exploitation of CVE-2001-0055 in the wild and no public exploit code.

Sources

Also known as GHSA-3528-g9ff-867j.