CVE-2008-3842: XSS

Published Aug 27, 2008
·
Updated

Request Validation (aka the ValidateRequest filters) in ASP.NET in Microsoft .NET Framework without the MS07-040 update does not properly detect dangerous client input, which allows remote attackers to conduct cross-site scripting (XSS) attacks, as demonstrated by a query string containing a "</" (less-than slash) sequence.

Affected Software

20 affected components
Microsoft Windows-nt=2003-gold
Microsoft Windows-nt=2003-sp1
Microsoft Windows-nt=2003-sp1
Microsoft Windows-nt=2003-sp2
Microsoft Windows-nt=2003-sp2
Microsoft Windows-nt=2003-sp2
Microsoft Windows-nt=xp-gold
Microsoft Windows-nt=xp-sp3
Microsoft Windows 2000=sp4
Microsoft Windows Vista
Microsoft Windows XP=sp2
Microsoft Windows XP=sp2
Microsoft .NET Framework=2.0
Microsoft Windows-nt=2008
Microsoft Windows-nt=2008
Microsoft Windows-nt=2008
Microsoft .NET Framework=1.1-sp1
Microsoft Windows-nt=xp-gold
Microsoft Windows-nt=xp-gold
Microsoft .NET Framework=1.0-sp3

Event History

Aug 27, 2008
CVE Published
via MITRE·08:00 PM
Data Sourced
via MITRE·08:00 PM
Description
Data Sourced
08:41 PM
DescriptionWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2008-3842?

CVE-2008-3842 has a high severity rating due to its potential to allow cross-site scripting (XSS) attacks.

2

How do I fix CVE-2008-3842?

To fix CVE-2008-3842, apply the MS07-040 update or otherwise ensure your ASP.NET application properly validates input.

3

Which versions of .NET Framework are affected by CVE-2008-3842?

CVE-2008-3842 affects Microsoft .NET Framework versions 1.0, 1.1, and 2.0 if not patched.

4

What types of attacks can CVE-2008-3842 facilitate?

CVE-2008-3842 can facilitate cross-site scripting (XSS) attacks by not properly handling dangerous input.

5

Are all Windows versions vulnerable to CVE-2008-3842?

Not all Windows versions are vulnerable to CVE-2008-3842; primarily older versions without the necessary updates are at risk.

Contact

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