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Signature Detail

Security Intelligence Center
Signatures
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Short Name

SCADA:MODBUS:DOS

Severity

Medium

Recommended

No

Category

SCADA

Keywords

scada modbus

Release Date

2005/02/16

Update Number

1213

Supported Platforms

idp-4.0+, isg-3.0+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+

MODBUS: Restart Communications


This signature detects attempts to force a Programmable Logic Controller (PLC) to restart. The PLC is unavailable while powering on.

Extended Description

Successful exploitation of this vulnerability would cause a Denial of Service (DoS) to legitimate users.

References

  • URL: http://www.lammertbies.nl/comm/info/modbus.html
  • URL: http://en.wikipedia.org/wiki/Modbus
  • URL: http://jamod.sourceforge.net/kbase/protocol.html

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