3077.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:
3077

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Summary:
This event is generated when an attempt is made to exploit a buffer
overflow associated with the RNFR command of the IPSwitch WS_FTP server.

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Impact:
A successful attack may cause a denial of service or a buffer overflow
and the subsequent execution of arbitrary code on a vulnerable server.

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Detailed Information:
A vulnerability exists in the way that the IPSwitch WS_FTP service
handles the RNFR command.  An excessively long parameter supplied to the
command can trigger a denial of service or a buffer overflow and the
subsequent execution of arbitrary code on a vulnerable server.

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Affected Systems:
	IPSwitch WS_FTP 4.x, 5.x

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Attack Scenarios:
An attacker can supplied an overly long parameter with the RNFR command,
possibly causing denial of service or a buffer overflow.

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Ease of Attack:
Simple.

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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.

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Contributors:
Sourcefire Research Team
Judy Novak <[e-mail]>

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Additional References:

Secunia:
http://secunia.com/advisories/13334

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