HTTP unknown protocol

http-unknown-protocol (21259) The risk level is classified as LowLow Risk

Description:

HTTP (port 80) can be used to tunnel unwanted traffic through firewalls. A remote attacker could exploit this vulnerability to bypass the security of the firewall. Traffic on port 80 that is not HTTP compliant has been detected.

Platforms Affected:

  • Apple, Mac OS
  • Cisco, IOS
  • Compaq, Tru64
  • Data General, DG/UX
  • HP, HP-UX
  • IBM, AIX
  • IBM, OS2
  • Linux, Kernel
  • Microsoft, Windows 2000
  • Microsoft, Windows 2003 Server
  • Microsoft, Windows 95
  • Microsoft, Windows 98
  • Microsoft, Windows 98SE
  • Microsoft, Windows Me
  • Microsoft, Windows NT 4.0
  • Microsoft, Windows XP
  • Novell, NetWare
  • SCO, SCO Unix
  • SGI, IRIX
  • Sun, Solaris
  • WindRiver, BSDOS

Remedy:

This event is for informational purposes only.

Consequences:

Bypass Security

References:

Reported:

Not available

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