iDefense Security Advisory 02.04.08 - Remote exploitation of a denial of service vulnerability in Hewlett-Packard's Network Node Manager product allows attackers to crash the ovtopmd process. The ovtopmd process contains an implementation error, in which it attempts to access an invalid memory address based on data within the TCP stream. By sending a specially crafted request, an attacker can cause the service to crash. iDefense has confirmed this vulnerability in HP's OpenView Network Node Manager 7.5 with all updates applied as of May 14th, 2007.
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