Microsoft Outlook client allows remote attackers to cause a denial of service by sending multiple email messages with the same X-UIDL headers, which causes Outlook to hang.

Outlook Express 5 for Macintosh downloads attachments to HTML mail without prompting the user, aka the "HTML Mail Attachment" vulnerability.

Outlook Express 5.01 and Internet Explorer 5.01 allow remote attackers to view a user's email messages via a script that accesses a variable that references subsequent email messages that are read by the client.

A Microsoft ActiveX control allows a remote attacker to execute a malicious cabinet file via an attachment and an embedded script in an HTML mail, aka the "Active Setup Control" vulnerability.

Integer overflow in inetcomm.dll in Microsoft Outlook Express 5.5 SP2, 6, and 6 SP1; Windows Live Mail on Windows XP SP2 and SP3, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7; and Windows Mail on Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows remote e-mail servers and man-in-the-middle attackers to execute arbitrary code via a crafted (1) POP3 or (2) IMAP response, as demonstrated by a certain +OK response on TCP port 110, aka "Outlook Express and Windows Mail Integer Overflow Vulnerability."

Untrusted search path vulnerability in wab.exe 6.00.2900.5512 in Windows Address Book in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows local users to gain privileges via a Trojan horse wab32res.dll file in the current working directory, as demonstrated by a directory that contains a Windows Address Book (WAB), VCF (aka vCard), or P7C file, aka "Insecure Library Loading Vulnerability." NOTE: the codebase for this product may overlap the codebase for the product referenced in CVE-2010-3143.