Trend Micro Security

OpenLDAP Modrdn RDN NULL String Denial Of Service

2011年2月15日
  危険度: : 中
  CVE識別番号: CVE-2010-0212

  概要

 OpenLDAP 2.4.22 allows remote attackers to cause a denial of service (crash) via a modrdn call with a zero-length RDN destination string, which is not properly handled by the smr_normalize function and triggers a NULL pointer dereference in the IA5StringNormalize function in schema_init.c, as demonstrated using the Codenomicon LDAPv3 test suite.

  トレンドマイクロの対策

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.

  対応方法

  Trend Micro Deep Security DPI Rule Number: 1004388
  Trend Micro Deep Security DPI Rule Name: 1004388 - OpenLDAP Modrdn RDN NULL String Denial Of Service

  影響を受けるソフトウェア

  • openldap openldap 2.4.22