CVE-2007-3837
Heap-based buffer overflow in HydraIRC 0.3.151 allows remote IRC servers to cause a denial of service (application crash) via a long CTCP request message containing ‘%’ (percent) characters.
Date published : 2007-07-17
http://www.portcullis-security.com/uplds/advisories/HydraIRC_bof-07_007.txt