### [CVE-2012-5340](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5340) ![](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 SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the lex_number() function via a corrupt PDF file. ### POC #### Reference - http://www.exploit-db.com/exploits/23246 #### Github No PoCs found on GitHub currently.