### [CVE-2018-5177](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5177) ![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=%3C%2060%20&color=brighgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=Buffer%20overflow%20in%20XSLT%20during%20number%20formatting&color=brighgreen) ### Description A vulnerability exists in XSLT during number formatting where a negative buffer size may be allocated in some instances, leading to a buffer overflow and crash if it occurs. This vulnerability affects Firefox < 60. ### POC #### Reference No PoCs from references. #### Github - https://github.com/ARPSyndicate/cvemon - https://github.com/DanielEbert/winafl - https://github.com/Team-BT5/WinAFL-RDP - https://github.com/bacon-tomato-spaghetti/WinAFL-RDP - https://github.com/chaojianhu/winafl-intelpt - https://github.com/googleprojectzero/winafl - https://github.com/hardik05/winafl-powermopt - https://github.com/pranav0408/WinAFL - https://github.com/s0i37/winafl_inmemory - https://github.com/ssumachai/CS182-Project - https://github.com/yrime/WinAflCustomMutate