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Chkrootkit Local Privilege Escalation

Chkrootkit before 0.50 will run any executable file named /tmp/update as root, allowing a trivial privilege escalation. WfsDelay is set to 24h, since this is how often a chkrootkit scan is scheduled by default.

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Module Name

exploit/unix/local/chkrootkit

Authors

  • Thomas Stangner
  • Julien "jvoisin" Voisin

References

Targets

  • Automatic

Platforms

  • unix

Architectures

  • cmd

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/unix/local/chkrootkit msf exploit(chkrootkit) > show targets ...targets... msf exploit(chkrootkit) > set TARGET <target-id> msf exploit(chkrootkit) > show options ...show and set options... msf exploit(chkrootkit) > exploit

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