E-Post POP3 "APOP" Command Buffer Overflow

Publish date: February 15, 2011
  Severity: HIGH
  CVE Identifier: CVE-2006-0447
  Advisory Date: FEB 15, 2011

  DESCRIPTION

 Multiple buffer overflows in E-Post Mail Server 4.10 and SPA-PRO Mail @Solomon 4.00 allow remote attackers to execute arbitrary code via a long username to the (1) AUTH PLAIN or (2) AUTH LOGIN SMTP commands, which is not properly handled by (a) EPSTRS.EXE or (b) SPA-RS.EXE; (3) a long username in the APOP POP3 command, which is not properly handled by (c) EPSTPOP4S.EXE or (d) SPA-POP3S.EXE; (4) a long IMAP DELETE command, which is not properly handled by (e) EPSTIMAP4S.EXE or (f) SPA-IMAP4S.EXE.

  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: 1000429
  Trend Micro Deep Security DPI Rule Name: 1000429 - E-Post SMTP "AUTH PLAIN" And "AUTH LOGIN" Command Vulnerability

  AFFECTED SOFTWARE AND VERSION

  • E-POST Corporation Mail Server 4.10
  • E-POST Corporation Mail Server Enterprise 4.10
  • E-POST Corporation SMTP Server 4.10
  • E-POST Corporation SMTP Server Enterprise 4.10
  • E-POST Corporation SPA-PRO Mail @Soloman 4.00
  • E-POST Corporation SPA-PRO Mail @Solomon Enterprise 4.00
  • E-POST Corporation SPA-PRO SMTP @Soloman 4.00

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