CVE-2002-1908 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can cause CPU exhaustion and denial of service in Microsoft IIS by sending HTTP requests with excessive forward slashes in the Host header.

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-2002-1908?

CVE-2002-1908 is a medium-severity denial of service vulnerability in Microsoft Internet Information Services, published on 28 Jun 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Microsoft IIS 5.0 and 5.1 allows remote attackers to cause a denial of service (CPU consumption) via an HTTP request with a Host header that contains a large number of "/" (forward slash) characters.

Which versions are affected by CVE-2002-1908?

It affects 1 product.

Products include Microsoft Internet Information Services.

How do I fix CVE-2002-1908?

No fix has been published for CVE-2002-1908 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-2002-1908 being exploited?

There is no known exploitation of CVE-2002-1908 in the wild and no public exploit code.

All Microsoft Internet Information Services vulnerabilities

Sources

Also known as GHSA-g3q8-m2f7-hmq4.

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