### [CVE-2003-0121](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2003-0121) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description Clearswift MAILsweeper 4.x allows remote attackers to bypass attachment detection via an attachment that does not specify a MIME-Version header field, which is processed by some mail clients. ### POC #### Reference - http://marc.info/?l=bugtraq&m=104716030503607&w=2 #### Github No PoCs found on GitHub currently.