CWE

Common Weakness Enumeration

A Community-Developed List of Software Weakness Types

CWE/SANS Top 25 Most Dangerous Software Errors
Home > CWE List > CWE- Individual Dictionary Definition (2.10)  
ID

CWE-235: Improper Handling of Extra Parameters

Weakness ID: 235
Abstraction: Variant
Status: Draft
Presentation Filter:
+ Description

Description Summary

The software does not handle or incorrectly handles when the number of parameters, fields, or arguments with the same name exceeds the expected amount.
+ Time of Introduction
  • Architecture and Design
  • Implementation
+ Applicable Platforms

Languages

All

+ Modes of Introduction

This typically occurs in situations when only one element is expected to be specified.

+ Common Consequences
ScopeEffect
Integrity

Technical Impact: Unexpected state

+ Observed Examples
ReferenceDescription
MIE. multiple gateway/security products allow restriction bypass using multiple MIME fields with the same name, which are interpreted differently by clients.
+ Relationships
NatureTypeIDNameView(s) this relationship pertains toView(s)
ChildOfWeakness BaseWeakness Base233Improper Handling of Parameters
Development Concepts (primary)699
Research Concepts (primary)1000
ChildOfCategoryCategory993SFP Secondary Cluster: Incorrect Input Handling
Software Fault Pattern (SFP) Clusters (primary)888
+ Relationship Notes

This type of problem has a big role in multiple interpretation vulnerabilities and various HTTP attacks.

+ Taxonomy Mappings
Mapped Taxonomy NameNode IDFitMapped Node Name
PLOVERExtra Parameter Error
+ Content History
Submissions
Submission DateSubmitterOrganizationSource
PLOVERExternally Mined
Modifications
Modification DateModifierOrganizationSource
2008-07-01Eric DalciCigitalExternal
updated Time_of_Introduction
2008-09-08CWE Content TeamMITREInternal
updated Modes_of_Introduction, Relationships, Relationship_Notes, Taxonomy_Mappings
2009-03-10CWE Content TeamMITREInternal
updated Description, Name
2011-06-01CWE Content TeamMITREInternal
updated Common_Consequences
2011-06-27CWE Content TeamMITREInternal
updated Common_Consequences
2012-05-11CWE Content TeamMITREInternal
updated Related_Attack_Patterns, Relationships
2013-07-17CWE Content TeamMITREInternal
updated Description, Type
2014-07-30CWE Content TeamMITREInternal
updated Relationships
Previous Entry Names
Change DatePrevious Entry Name
2008-04-11Extra Parameter Error
2009-03-10Failure to Handle Extra Parameter

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Page Last Updated: January 11, 2017