### [CVE-2012-2739](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2739) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen) ### Description Oracle Java SE before 7 Update 6, and OpenJDK 7 before 7u6 build 12 and 8 before build 39, computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table. ### POC #### Reference - http://www.ocert.org/advisories/ocert-2011-003.html - https://bugzilla.redhat.com/show_bug.cgi?id=750533 #### Github No PoCs found on GitHub currently.