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Last updated: 9/2/2014 7:45:25 PM

CVE Publication rate: 13.43

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Vulnerability Workload Index: 5.97
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NVD is a product of the NIST Computer Security Division and is sponsored by the Department of Homeland Security's National Cyber Security Division. It supports the U.S. government multi-agency (OSD, DHS, NSA, DISA, and NIST) Information Security Automation Program. It is the U.S. government content repository for the Security Content Automation Protocol (SCAP).

National Cyber Awareness System

Vulnerability Summary for CVE-2009-2521

Original release date: 09/04/2009
Last revised: 06/24/2011
Source: US-CERT/NIST

Overview

Stack consumption vulnerability in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 7.0 allows remote authenticated users to cause a denial of service (daemon crash) via a list (ls) -R command containing a wildcard that references a subdirectory, followed by a .. (dot dot), aka "IIS FTP Service DoS Vulnerability."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 2.6 (LOW) (AV:N/AC:H/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 4.9
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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US-CERT Vulnerability Note: CERT
Name: TA09-286A
External Source: MSKB
Name: 975191
External Source: MS
Name: MS09-053
Type: Advisory; Patch Information
External Source: OVAL
Name: oval:org.mitre.oval:def:6508
External Source: FULLDISC
Name: 20090903 Microsoft Internet Information Services 5.0/6.0 FTP SERVER DENIAL OF SERVICE ("Stack Exhaustion")

References to Check Content

Identifier: oval:org.mitre.oval:def:6508
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)