Rule

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Sid
21260

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Summary:
This event is generated when an attempt is made to exploit a known vulnerability in http server.

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Impact:
Denial of Service.   

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Detailed Information:
The byte-range filter in Apache 2.0 before 2.0.54 allows remote attackers to cause a denial of service (memory consumption) via an HTTP header with a large Range field.

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Affected Systems:
apache http server 2.0
apache http server 2.0.28
apache http server 2.0.32
apache http server 2.0.35
apache http server 2.0.36
apache http server 2.0.37
apache http server 2.0.38
apache http server 2.0.39
apache http server 2.0.40
apache http server 2.0.41
apache http server 2.0.42
apache http server 2.0.43
apache http server 2.0.44
apache http server 2.0.45
apache http server 2.0.46
apache http server 2.0.47
apache http server 2.0.48
apache http server 2.0.49
apache http server 2.0.50
apache http server 2.0.51
apache http server 2.0.52
apache http server 2.0.53
apache http server 2.0.9

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Attack Scenarios:


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Ease of Attack:
Medium.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

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Contributors:
Sourcefire Vulnerability Research Team
This document was generated from data supplied by the National Vulnerability Database. A product of the National Institute of Standards and Technology.
For more information see http://nvd.nist.gov/

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Additional References:

NIST CVE-2005-2728:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2005-2728
  
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