CVE-2009-3896 Null dereference in n/a

Medium 5.0 Published Updated

Remote attackers can crash the nginx web server worker process by sending a long URI, 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-2009-3896?

CVE-2009-3896 is a medium-severity vulnerability in n/a, published on 24 Nov 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

src/http/ngx_http_parse.c in nginx (aka Engine X) 0.1.0 through 0.4.14, 0.5.x before 0.5.38, 0.6.x before 0.6.39, 0.7.x before 0.7.62, and 0.8.x before 0.8.14 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a long URI.

Weakness: CWE-119

Which versions are affected by CVE-2009-3896?

It affects 2 products.

Products include F5 Nginx, Nginx Nginx.

How do I fix CVE-2009-3896?

Upgrade to a fixed version.

Is CVE-2009-3896 being exploited?

There is no known exploitation of CVE-2009-3896 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2009-3896, DSA-1920-1, GHSA-32qw-fvh7-vw83.

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