PT-2009-4928 · Microsoft · Windows Vista+4

Published 2009-10-14 · Updated 2023-12-07 · CVE-2009-2524

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Windows XP versions SP2 through SP3 Microsoft Windows Server 2003 version SP2 Microsoft Windows Vista versions Gold through SP2 Microsoft Windows Server 2008 versions Gold through SP2 and R2 Microsoft Windows 7 (affected versions not specified)

Description The issue is related to an integer underflow in the NTLM authentication feature of the Local Security Authority Subsystem Service (LSASS) in Microsoft Windows. This allows remote attackers to cause a denial of service, resulting in a system reboot, via a malformed packet.

Recommendations For Microsoft Windows XP versions SP2 through SP3, apply the recommended patch to fix the integer underflow issue in LSASS. For Microsoft Windows Server 2003 version SP2, apply the recommended patch to fix the integer underflow issue in LSASS. For Microsoft Windows Vista versions Gold through SP2, apply the recommended patch to fix the integer underflow issue in LSASS. For Microsoft Windows Server 2008 versions Gold through SP2 and R2, apply the recommended patch to fix the integer underflow issue in LSASS. For Microsoft Windows 7, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Weakness Enumeration

CWE-189

Related Identifiers

CVE-2009-2524

Affected Products

Windows 7

Windows Server 2003

Windows Server 2008

Windows Vista

Windows Xp

References · 4

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-059 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-2524 · Security Note
• http://us-cert.gov/cas/techalerts/TA09-286A.html · Note
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6263 · Note