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Summary: A Trend Analysis of Exploitations
Hilary K. Browne
William A. Arbaugh
Department of Computer Science
University of Maryland
College Park, Maryland 20742
John McHugh
William L. Fithen
CERT Coordination Center R
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Software Engineering Institute
Pittsburgh, Pennsylvania 15214
November 9, 2000
CS-TR-4200
UMIACS-TR-2000-76
Abstract
We have conducted an empirical study of a number of computer security exploits and determined that the
rates at which incidents involving the exploit are reported to the CERT can be modeled using a common
mathematical framework. Data associated with three significant exploits involving vulnerabilities in phf,
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