Asterisk SIP Channel Driver Pedantic Mode Denial Of Service

Publish date: February 10, 2011
  Severity: MEDIUM
  CVE Identifier: CVE-2008-2119
  Advisory Date: FEB 10, 2011

  DESCRIPTION

Asterisk Open Source 1.0.x and 1.2.x before 1.2.29 and Business Edition A.x.x and B.x.x before B.2.5.3, when pedantic parsing (aka pedanticsipchecking) is enabled, allows remote attackers to cause a denial of service (daemon crash) via a SIP INVITE message that lacks a From header, related to invocations of the ast_uri_decode function, and improper handling of (1) an empty const string and (2) a NULL pointer.

  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: 1002565
  Trend Micro Deep Security DPI Rule Name: 1002565 - Asterisk SIP Channel Driver Pedantic Mode Denial Of Service

  AFFECTED SOFTWARE AND VERSION

  • Asterisk Open Source 1.0.8
  • Asterisk Open Source 1.0.7
  • Asterisk Open Source 1.0.6
  • Asterisk Open Source 1.0.5
  • Asterisk Open Source 1.0.4
  • Asterisk Open Source 1.0.3
  • Asterisk Open Source 1.0.2
  • Asterisk Open Source 1.0.12
  • Asterisk Open Source 1.0.11.1
  • Asterisk Open Source 1.0.11
  • Asterisk Open Source 1.0.1
  • Asterisk Open Source 1.0.0
  • Asterisk Open Source 1.0
  • Asterisk Business Edition b2.5.2
  • Asterisk Business Edition b2.5.1
  • Asterisk Business Edition b.2.5.0
  • Asterisk Business Edition b.2.3.4
  • Asterisk Business Edition b.2.3.3
  • Asterisk Business Edition b.2.3.2
  • Asterisk Business Edition b.2.2.1
  • Asterisk Business Edition b.2.2.0
  • Asterisk Business Edition b.1.3.2
  • Asterisk Open Source 1.2.28
  • Asterisk Open Source 1.2.27
  • Asterisk Open Source 1.2.26.2
  • Asterisk Open Source 1.2.26.1
  • Asterisk Open Source 1.2.26
  • Asterisk Open Source 1.2.25
  • Asterisk Open Source 1.2.24
  • Asterisk Open Source 1.2.23
  • Asterisk Open Source 1.2.212
  • Asterisk Open Source 1.2.21.1
  • Asterisk Open Source 1.2.21
  • Asterisk Open Source 1.2.20
  • Asterisk Open Source 1.2.2
  • Asterisk Open Source 1.2.19
  • Asterisk Open Source 1.2.18
  • Asterisk Open Source 1.2.17
  • Asterisk Open Source 1.2.16
  • Asterisk Open Source 1.2.15
  • Asterisk Open Source 1.2.14
  • Asterisk Open Source 1.2.13
  • Asterisk Open Source 1.2.12.1
  • Asterisk Open Source 1.2.12
  • Asterisk Open Source 1.2.11
  • Asterisk Open Source 1.2.10
  • Asterisk Open Source 1.2.1
  • Asterisk Open Source 1.2.0beta2
  • Asterisk Open Source 1.2.0beta1
  • Asterisk Open Source 1.2.0
  • Asterisk Open Source 1.0.9

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