Eset Anti-Virus before 1.020 (16th September 2004) allows remote attackers to bypass antivirus protection via a compressed file with both local and global headers set to zero, which does not prevent the compressed file from being opened on a target system.
RAV antivirus allows remote attackers to bypass antivirus protection via a compressed file with both local and global headers set to zero, which does not prevent the compressed file from being opened on a target system.
Archive::Zip Perl module before 1.14, when used by antivirus programs such as amavisd-new, allows remote attackers to bypass antivirus protection via a compressed file with both local and global headers set to zero, which does not prevent the compressed file from being opened on a target system.
Sophos Anti-Virus 3.78 allows remote attackers to bypass virus scanning by using a qmail generated Delivery Status Notification (DSN) where the original email is not included in the bounce message.