CVE-2008-3805 Denial of service in n/a

High 8.5 Published Updated

Remote attackers can cause denial of service on Cisco IOS devices by sending crafted UDP packets to internal loopback 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-2008-3805?

CVE-2008-3805 is a high-severity denial of service vulnerability in Cisco Ios, published on 26 Sep 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cisco IOS 12.0 through 12.4 on Cisco 10000, uBR10012 and uBR7200 series devices handles external UDP packets that are sent to 127.0.0.0/8 addresses intended for IPC communication within the device, which allows remote attackers to cause a denial of service (device or linecard reload) via crafted UDP packets, a different vulnerability than CVE-2008-3806.

Which versions are affected by CVE-2008-3805?

It affects 1 product.

Products include Cisco Ios.

How do I fix CVE-2008-3805?

No fix has been published for CVE-2008-3805 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-2008-3805 being exploited?

There is no known exploitation of CVE-2008-3805 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-chmv-527h-xmg2.

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