Unrated severityNVD Advisory· Published Jul 10, 2007· Updated Jun 16, 2026
CVE-2007-0042
CVE-2007-0042
Description
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."
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4cpe:2.3:a:microsoft:.net_framework:1.0:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:microsoft:.net_framework:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:.net_framework:2.0:*:*:*:*:*:*:*
- (no CPE)range: 1.0, 1.1, 2.0
Patches
Vulnerability mechanics
References
8- secunia.com/advisories/26003nvdVendor Advisory
- www.us-cert.gov/cas/techalerts/TA07-191A.htmlnvdUS Government Resource
- archive.cert.uni-stuttgart.de/bugtraq/2007/07/msg00254.htmlnvd
- security-assessment.com/files/advisories/2007-07-11_Multiple_.NET_Null_Byte_Injection_Vulnerabilities.pdfnvd
- www.securitytracker.com/idnvd
- www.vupen.com/english/advisories/2007/2482nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-040nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2070nvd
News mentions
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