VULNERABILITY INTELLIGENCE

CVE-2009-2524

CVSS score7.8 HIGH
EPSS probability28.26%
CISA KEVNot currently listed
Published2009-10-14
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

Integer underflow in the NTLM authentication feature in the Local Security Authority Subsystem Service (LSASS) in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 allows remote attackers to cause a denial of service (reboot) via a malformed packet, aka "Local Security Authority Subsystem Service Integer Overflow Vulnerability."

Primary references