CVE-2011-3325 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can crash the Quagga OSPF daemon by sending malformed IPv4 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
Available

What is CVE-2011-3325?

CVE-2011-3325 is a medium-severity denial of service vulnerability in n/a, published on 10 Oct 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ospf_packet.c in ospfd in Quagga before 0.99.19 allows remote attackers to cause a denial of service (daemon crash) via (1) a 0x0a type field in an IPv4 packet header or (2) a truncated IPv4 Hello packet.

Weakness: CWE-399

Which versions are affected by CVE-2011-3325?

It affects 1 product.

Products include Quagga Quagga.

How do I fix CVE-2011-3325?

Upgrade to a fixed version.

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-2011-3325 being exploited?

There is no known exploitation of CVE-2011-3325 in the wild and no public exploit code.

Sources

Also known as GHSA-68p8-wq54-pfrf.

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