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Last updated: 8/1/2014 8:24:44 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-0042

Original release date: 07/10/2007
Last revised: 03/07/2011
Source: US-CERT/NIST

Overview

Interpretation conflict in ASP.NET in Microsoft .NET Framework 1.0, 1.1, and 2.0 for Windows 2000, XP, Server 2003, and Vista allows remote attackers to access configuration files and obtain sensitive information, and possibly bypass security mechanisms that try to constrain the final substring of a string, via %00 characters, related to use of %00 as a string terminator within POSIX functions but a data character within .NET strings, aka "Null Byte Termination Vulnerability."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:C/I:N/A:N) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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External Source: MS
Name: MS07-040
US-CERT Vulnerability Note: OVAL
Name: oval:org.mitre.oval:def:2070
Type: Tool Signature
External Source: SECTRACK
Name: 1018356
External Source: HP
Name: SSRT071446
US-CERT Vulnerability Note: CERT
Name: TA07-191A
External Source: MISC
Name: http://security-assessment.com/files/advisories/2007-07-11_Multiple_.NET_Null_Byte_Injection_Vulnerabilities.pdf
External Source: SECUNIA
Name: 26003
Type: Advisory
External Source: VUPEN
Name: ADV-2007-2482

References to Check Content

Identifier: oval:org.mitre.oval:def:2070
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)
  • Information Leak / Disclosure (CWE-200)