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Courier - pscan2 - 100% CPU

Discussion in 'E-mail Discussion' started by dhtnh, Aug 9, 2007.

  1. dhtnh

    dhtnh Registered

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    I'm using CPanel (WHM 11.2.0 cPanel 11.8.0-R16150 FEDORA 5 i686 - WHM X v3.1.0 )
    And my server alway have this task, it takes 100%CPU, if i kill it, an toher will appear.
    Any one can help me?

    this is some info when i exec top command:

    PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
    8138 courier 25 0 1596 480 408 R 100 0.0 9:15.56 pscan2


    Thanks.
     
  2. chirpy

    chirpy Well-Known Member

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    pscan2 is usually a port scanner exploit. You need to check the process (lsof is a good start) and if it is a port scanner, investigate the compromise.
     
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