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The remote web server is affected by a denial of service
According to its banner, the version of Apache 2.2.x running on the
remote host is prior to 2.2.21. It is, therefore, potentially affected
by a denial of service vulnerability. An error exists in the
'mod_proxy_ajp' module that can allow specially crafted HTTP requests
to cause a backend server to temporarily enter an error state. This
vulnerability only occurs when 'mod_proxy_ajp' is used along with
Note that Nessus did not actually test for the flaws but instead has
relied on the version in the server's banner.
See also :
Upgrade to Apache version 2.2.21 or later.
Risk factor :
Medium / CVSS Base Score : 4.3
CVSS Temporal Score : 3.7
Public Exploit Available : true
Family: Web Servers
Nessus Plugin ID: 56216 ()
Bugtraq ID: 49616
CVE ID: CVE-2011-3348
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