There are only 2 vulnerabilities patched in this months Microsoft Security Bulletin. MS08-068 addresses a relatively old, publically disclosed vulnerability in SMB protocol. This attack is more effective on systems belonging to a domain. Windows XP and Windows Vista systems default to treating all network logons as if they are the Guest user, which makes the attack less effective on most of the home systems which would usually be targeted. Most of the Windows systems are protected by the Windows Firewall by default.”]
Source: https://nakedsecurity.sophos.com/2008/11/12/november-microsoft-security-bulletin/