Exim Multiline RFC 2231 Bypass

The vulnerability of the Multiline RFC 2231 email server component relates to deficiencies in the restrictions on loading files of hazardous types. Exploiting this vulnerability allows a malicious actor to circumvent existing security restrictions by introducing specially crafted executable files...

Clearswift MAILsweeper 4.x - MIME Attachment Filter Bypass

source: https://www.securityfocus.com/bid/7044/info Clearswift MailSweeper does not properly process certain malformed MIME email message attachments. If the attachment does not contain a MIME-Version field, MailSweeper does not recognize the attachment as being an executable type. MailSweeper...