|Check Point Reference:||CPAI-2010-427|
|Date Published:||10 Jun 2010|
|Last Updated:||13 Oct 2016|
|Protection Provided by:||
|Who is Vulnerable?|
|Vulnerability Description||Microsoft Windows Simple Mail Transfer Protocol (SMTP) service is installed as part of Internet Information Services (IIS) to transfer email messages. SMTP handles how a given e-mail is transported and delivered across the Internet to the destination server.A spoofing vulnerability has been reported in Microsoft Windows Simple Mail Transfer Protocol (SMTP) service. The vulnerability is due to an insufficient validation of DNS responses to queries made by the SMTP service. Successful exploitation of this vulnerability could allow remote attackers to cause redirection of email traffic.|
This protection will detect and block attempts to exploit this vulnerability.
In order for the protection to be activated, update your Security Gateway product to the latest IPS update.For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.
This protection's log will contain the following information:
Attack Name: DNS Enforcement Violation.
Attack Information: Microsoft Windows SMTP service DNS response spoofing (MS10-024)