Facebook Google Plus Twitter LinkedIn YouTube RSS Menu Search Resource - BlogResource - WebinarResource - ReportResource - Eventicons_066 icons_067icons_068icons_069icons_070

Sendmail < 8.9.3 Header Parsing Redirection DoS

Medium

Synopsis

The remote host is vulnerable to a Denial of Service (DoS) attack.

Description

The remote Sendmail server has a flaw in the way it processes the headers of messages. An attacker may exploit this flaw to force this server to fail by sending an e-mail with a large number of headers.

Solution

Upgrade to Sendmail 8.9.3 or higher.