CVE-2003-0677 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can cause denial of service on Cisco CSS 11000 routers by sending excessive TCP SYN packets, leading to CPU exhaustion or reboot.

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-2003-0677?

CVE-2003-0677 is a medium-severity denial of service vulnerability in n/a, published on 14 Aug 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka "ONDM Ping failure."

Which versions are affected by CVE-2003-0677?

It affects 1 product.

Products include Cisco Webns.

How do I fix CVE-2003-0677?

No fix has been published for CVE-2003-0677 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-2003-0677 being exploited?

There is no known exploitation of CVE-2003-0677 in the wild and no public exploit code.

Sources

Also known as GHSA-84p8-57j5-jv4f.

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