| GEN:SID | 1:1814 |
| Message | WEB-MISC CISCO VoIP DOS ATTEMPT |
| Summary | This event is generated when an attempt is made to exploit a flaw on a Cisco VoIP telephone.
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| Impact | Denial of Service.
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| Detailed Information | Certain versions of Cisco's VoIP phones are vulnerable to an attack that can cause them to reboot when they recieve an http request such as http://ciscophoneip/StreamingStatistics?<value> where <value> is an integer value of arbitrary high value, typically a number greater than 32768.
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| Affected Systems | Cisco VoIP Phones 7910, 7940, and 7960 (software version 3.0 to 3.2)
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| Attack Scenarios | A remote user can send the exploit url to the phone, causing the phone to reboot and disallowingthe user to place or recieve calls for up to 30 seconds.
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| Ease of Attack | Simple.
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| Corrective Action | Apply the appropriate vendor supplied patches.
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| Additional References | Bugtraq: http://www.securityfocus.com/bid/4794
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| Rule References | bugtraq: 4794
cve: 2002-0882
nessus: 11013
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