CVE-2009-1903 Denial of service in n/a

Medium 4.3 Published Updated

Remote attackers can crash Apache httpd by requesting a PDF file with a non-GET method when ModSecurity's PDF XSS protection is enabled.

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-2009-1903?

CVE-2009-1903 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 3 Jun 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.

Which versions are affected by CVE-2009-1903?

It affects 2 products.

Products include Fedoraproject Fedora, Trustwave Modsecurity.

How do I fix CVE-2009-1903?

No fix has been published for CVE-2009-1903 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-2009-1903 being exploited?

There is no known exploitation of CVE-2009-1903 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as GHSA-p2cm-r6g3-j83j.

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