CWE

Struts: Validator Without Form Field

ID: 110		Date: (C)2012-05-14   (M)2022-10-10
Type: weakness		Status: DRAFT
Abstraction Type: Variant

Description

Validation fields that do not appear in forms they are associated with indicate that the validation logic is out of date.

Extended Description

It is easy for developers to forget to update validation logic when they make changes to an ActionForm class. One indication that validation logic is not being properly maintained is inconsistencies between the action form and the validation form.

Applicable Platforms
Language: Java

Time Of Introduction

• Implementation
• Operation

Common Consequences

Scope	Technical Impact	Notes
Other	Other	It is critically important that validation logic be maintained and kept in sync with the rest of the application. Unchecked input is the root cause of some of today's worst and most common software security problems. Cross-site scripting, SQL injection, and process control vulnerabilities all stem from incomplete or absent input validation.

Detection Methods
None

Potential Mitigations

Phase	Strategy	Description	Effectiveness	Notes
		To find the issue in the implementation, manual checks or automated static analysis could be applied to the xml configuration files.

Relationships

Related CWE	Type	View	Chain
CWE-110 ChildOf CWE-896	Category	CWE-888

Demonstrative Examples   (Details)

1. A validation form with a third field.
2. An action form with two fields.

White Box Definitions
None

Black Box Definitions
None

Taxynomy Mappings

Taxynomy	Id	Name	Fit
7 Pernicious Kingdoms		Struts: Validator Without Form Field

References:
None