CWE-1109
Use of Same Variable for Multiple Purposes
Incomplete
2019-01-03 00:00 +00:00
2024-02-29 00:00 +00:00
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Use of Same Variable for Multiple Purposes
The code contains a callable, block, or other code element in
which the same variable is used to control more than one unique task or store
more than one instance of data.
Extended Description
Use of the same variable for multiple purposes can make it more difficult for a person to read or understand the code, potentially hiding other quality issues.
This issue makes it more difficult to 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 entry is primarily a quality issue with no direct security implications.Comments : Look for weaknesses that are focused specifically on insecure behaviors that have more direct security implications.
References
REF-963
Providing a Framework for Effective Software Quality AssessmentRobert A. Martin, Lawrence H. Shafer.
https://www.researchgate.net/publication/285403022_PROVIDING_A_FRAMEWORK_FOR_EFFECTIVE_SOFTWARE_QUALITY_MEASUREMENT_MAKING_A_SCIENCE_OF_RISK_ASSESSMENT
Submission
| Name | Organization | Date | Date Release | Version |
|---|---|---|---|---|
| CWE Content Team | MITRE | 3.2 |
Modifications
| Name | Organization | Date | Comment |
|---|---|---|---|
| CWE Content Team | MITRE | updated Relationships | |
| CWE Content Team | MITRE | updated Description | |
| CWE Content Team | MITRE | updated Relationships | |
| CWE Content Team | MITRE | updated Mapping_Notes | |
| CWE Content Team | MITRE | updated Mapping_Notes |
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