3684.txt

snort入侵检测规则文件2.4 Snort是众所周知的网络入侵检测工具

Rule:

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Sid:
3684

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Summary:
This rule should not generate an event, It is used to set a flowbit used
in a later rule.

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Impact:
Not applicable.

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Detailed Information:
An error in the processing of bitmap images exists in Internet Explorer
that can present an attacker with the opportunity to execute code of
their choosing on a vulnerable system.

The error exists due to poor boundary checking in the processing of
bitmap images.

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Affected Systems:
	Microsoft Windows using Internet Explorer

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Attack Scenarios:
An attacker would need to supply a malformed bitmap image either in a
web page or possibly via HTML email to a victim host.

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Ease of Attack:
Simple, exploits exist.

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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
Matt Watchinski <[e-mail]>
Brian Caswell <[e-mail]>
Alex Kirk <[e-mail]>
Nigel Houghton <[e-mail]>

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Additional References:

Microsoft:
http://www.microsoft.com/technet/security/bulletin/ms04-025.mspx

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