### [CVE-2015-4487](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4487) ![](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 The nsTSubstring::ReplacePrep function in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2 might allow remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via unknown vectors, related to an "overflow." ### POC #### Reference - http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html #### Github No PoCs found on GitHub currently.