CVE-2001-1377 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can crash RADIUS servers by sending Vendor-Specific attributes with invalid lengths, 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
None listed

What is CVE-2001-1377?

CVE-2001-1377 is a medium-severity denial of service vulnerability in n/a, published on 11 Jun 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple RADIUS implementations do not properly validate the Vendor-Length of the Vendor-Specific attribute, which allows remote attackers to cause a denial of service (crash) via a Vendor-Length that is less than 2.

Which versions are affected by CVE-2001-1377?

It affects 11 products.

Products include Freeradius Freeradius, Gnu Radius, Icradius Icradius, Livingston Radius, Lucent Radius, Miquel Van Smoorenburg Cistron Radius and 5 more.

How do I fix CVE-2001-1377?

No fix has been published for CVE-2001-1377 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-2001-1377 being exploited?

There is no known exploitation of CVE-2001-1377 in the wild and no public exploit code.

Sources

Also known as GHSA-365r-qwgj-mv9r.

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