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 (2.11)  
ID

CWE-550: Information Exposure Through Server Error Message

Weakness ID: 550
Abstraction: Variant
Status: Incomplete
Presentation Filter:
+ Description

Description Summary

Certain conditions, such as network failure, will cause a server error message to be displayed.

Extended Description

While error messages in and of themselves are not dangerous, per se, it is what an attacker can glean from them that might cause eventual problems.

+ Time of Introduction
  • Implementation
+ Common Consequences
ScopeEffect
Confidentiality

Technical Impact: Read application data

+ Potential Mitigations

Phases: Architecture and Design; System Configuration

Recommendations include designing and adding consistent error handling mechanisms which are capable of handling any user input to your web application, providing meaningful detail to end-users, and preventing error messages that might provide information useful to an attacker from being displayed.

+ Relationships
NatureTypeIDNameView(s) this relationship pertains toView(s)
ChildOfWeakness BaseWeakness Base209Information Exposure Through an Error Message
Development Concepts (primary)699
Research Concepts (primary)1000
ChildOfCategoryCategory963SFP Secondary Cluster: Exposed Data
Software Fault Pattern (SFP) Clusters (primary)888
+ Content History
Submissions
Submission DateSubmitterOrganizationSource
Anonymous Tool Vendor (under NDA)Externally Mined
Modifications
Modification DateModifierOrganizationSource
2008-07-01Eric DalciCigitalExternal
updated Time_of_Introduction
2008-09-08CWE Content TeamMITREInternal
updated Relationships, Taxonomy_Mappings
2008-10-14CWE Content TeamMITREInternal
updated Description
2011-03-29CWE Content TeamMITREInternal
updated Name, Relationships
2011-06-01CWE Content TeamMITREInternal
updated Common_Consequences
2012-05-11CWE Content TeamMITREInternal
updated Relationships
2012-10-30CWE Content TeamMITREInternal
updated Potential_Mitigations
2014-07-30CWE Content TeamMITREInternal
updated Relationships
Previous Entry Names
Change DatePrevious Entry Name
2011-03-29Information Leak Through Server Error Message

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Page Last Updated: May 05, 2017