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Ericom AccessNow Server Buffer Overflow

This module exploits a stack based buffer overflow in Ericom AccessNow Server. The vulnerability is due to an insecure usage of vsprintf with user controlled data, which can be triggered with a malformed HTTP request. This module has been tested successfully with Ericom AccessNow Server 2.4.0.2 on Windows XP SP3 and Windows 2003 Server SP2.

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Module Name

exploit/windows/http/ericom_access_now_bof

Authors

  • Unknown
  • juan vazquez <juan.vazquez [at] metasploit.com>

References

Targets

  • Ericom AccessNow Server 2.4.0.2 / Windows [XP SP3 / 2003 SP2]

Platforms

  • windows

Architectures

  • x86

Reliability

Development

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 exploit/windows/http/ericom_access_now_bof msf exploit(ericom_access_now_bof) > show targets ...targets... msf exploit(ericom_access_now_bof) > set TARGET <target-id> msf exploit(ericom_access_now_bof) > show options ...show and set options... msf exploit(ericom_access_now_bof) > exploit