CWE-1126 Detail

CWE-1126

Declaration of Variable with Unnecessarily Wide Scope
Incomplete
2019-01-03
00h00 +00:00
2023-06-29
00h00 +00:00
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Name: Declaration of Variable with Unnecessarily Wide Scope

The source code declares a variable in one scope, but the variable is only used within a narrower scope.

CWE Description

This issue makes it more difficult to understand and/or maintain the product, which indirectly affects security by making it more difficult or time-consuming to find and/or fix vulnerabilities. It also might make it easier to introduce vulnerabilities.

General Informations

Common Consequences

Scope Impact Likelihood
OtherReduce Maintainability

Vulnerability Mapping Notes

Justification : This CWE entry is at the Base level of abstraction, which is a preferred level of abstraction for mapping to the root causes of vulnerabilities.
Comment : Carefully read both the name and description to ensure that this mapping is an appropriate fit. Do not try to 'force' a mapping to a lower-level Base/Variant simply to comply with this preferred level of abstraction.

Submission

Name Organization Date Date release Version
CWE Content Team MITRE 2018-07-02 +00:00 2019-01-03 +00:00 3.2

Modifications

Name Organization Date Comment
CWE Content Team MITRE 2023-01-31 +00:00 updated Description
CWE Content Team MITRE 2023-04-27 +00:00 updated Relationships
CWE Content Team MITRE 2023-06-29 +00:00 updated Mapping_Notes