[PCWorks] Microsoft Exchange Server 2000 Information Disclosure Vulnerability

  • From: "Clint Hamilton-PCWorks Admin" <PCWorks@xxxxxxxxxxxxxxxxxxxxxxxx>
  • To: "PCWorks@xxxxxxxxxxxxx" <pcworks@xxxxxxxxxxxxx>
  • Date: Thu, 15 Apr 2010 00:20:46 -0500

TITLE:
Microsoft Exchange Server 2000 Information Disclosure Vulnerability

Moderately critical
Impact:  Exposure of sensitive information
Where:  From remote

VERIFY ADVISORY:
http://secunia.com/advisories/39253/

DESCRIPTION:
A vulnerability has been reported in Microsoft Exchange Server 2000,
which can be exploited by malicious people to gain knowledge of
certain sensitive information.

The vulnerability is caused due to a memory allocation error in the
SMTP component when interpreting SMTP responses. This can be
exploited to disclose random e-mail message fragments by sending
invalid commands followed by the STARTTLS command.

SOLUTION:
Apply patches.

Microsoft Exchange Server 2000 SP3:
http://www.microsoft.com/downloads/details.aspx?familyid=e47c90a0-c9c8-43b7-bec7-34107ddde294

ORIGINAL ADVISORY:
MS10-024 (KB976703, KB981832):
http://www.microsoft.com/technet/security/bulletin/MS10-024.mspx


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