CWE-1126
Declaration of Variable with Unnecessarily Wide Scope
Incomplete
2019-01-03 00:00 +00:00
2023-06-29 00:00 +00:00
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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.
Extended 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.
Informations
Common Consequences
| Scope | Impact | Likelihood |
|---|---|---|
| Other | Reduce Maintainability |
Vulnerability Mapping Notes
Rationale : 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.Comments : 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 | 3.2 |
Modifications
| Name | Organization | Date | Comment |
|---|---|---|---|
| CWE Content Team | MITRE | updated Description | |
| CWE Content Team | MITRE | updated Relationships | |
| CWE Content Team | MITRE | updated Mapping_Notes |
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