Unix Squid WCCP Message Parsing DoS

  Severity: MEDIUM
  CVE Identifier: CVE-2005-0095
  Advisory Date: FEB 15, 2011

  DESCRIPTION

The WCCP message parsing code in Squid 2.5.STABLE7 and earlier allows remote attackers to cause a denial of service (crash) via malformed WCCP messages with source addresses that are spoofed to reference Squid's home router and invalid WCCP_I_SEE_YOU cache numbers.

  TREND MICRO PROTECTION INFORMATION

Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1000570
  Trend Micro Deep Security DPI Rule Name: 1000570 - Unix Squid WCCP Message Parsing DoS

  AFFECTED SOFTWARE AND VERSION

  • Squid Squid
  • Squid Squid 2.0 PATCH2
  • Squid Squid 2.1 PATCH2
  • Squid Squid 2.3 .STABLE4
  • Squid Squid 2.3 .STABLE5
  • Squid Squid 2.3 STABLE5
  • Squid Squid 2.4
  • Squid Squid 2.4 .STABLE2
  • Squid Squid 2.4 .STABLE6
  • Squid Squid 2.4 .STABLE7
  • Squid Squid 2.4 STABLE7
  • Squid Squid 2.5 .STABLE1
  • Squid Squid 2.5 .STABLE3
  • Squid Squid 2.5 .STABLE5
  • Squid Squid 2.5 .STABLE6
  • Squid Squid 2.5 STABLE3
  • Squid Squid 2.5 STABLE4
  • Squid Squid 2.5 Stable9
  • Squid Squid 2.5.6
  • Squid Squid 2.5.STABLE1
  • Squid Squid 2.5.STABLE2
  • Squid Squid 2.5.STABLE3
  • Squid Squid 2.5.STABLE4
  • Squid Squid 2.5.STABLE5
  • Squid Squid 2.5.STABLE6
  • Squid Squid 2.5.STABLE7