CVE-2006-1067 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can cause a denial of service on Linksys WRT54G routers by sending malformed DCC SEND strings to IRC channels.

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-2006-1067?

CVE-2006-1067 is a medium-severity denial of service vulnerability in n/a, published on 7 Mar 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Linksys WRT54G routers version 5 (running VXWorks) allow remote attackers to cause a denial of service by sending a malformed DCC SEND string to an IRC channel, which causes an IRC connection reset, possibly related to the masquerading code for NAT environments, and as demonstrated via (1) a DCC SEND with a single long argument, or (2) a DCC SEND with IP, port, and filesize arguments with a 0 value.

Which versions are affected by CVE-2006-1067?

It affects 1 product.

Products include Linksys Wrt54g V5.

How do I fix CVE-2006-1067?

No fix has been published for CVE-2006-1067 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-2006-1067 being exploited?

There is no known exploitation of CVE-2006-1067 in the wild and no public exploit code.

Sources

Also known as GHSA-8q8j-hgp2-mwfx.

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