CWE-474: Use of Function with Inconsistent Implementations

Base Draft Simple

CWE版本: 4.18

更新日期: 2025-09-09

弱点描述

The code uses a function that has inconsistent implementations across operating systems and versions.

常见后果

影响范围: Other

技术影响: Quality Degradation Varies by Context

潜在缓解措施

阶段: Architecture and Design Requirements

描述: Do not accept inconsistent behavior from the API specifications when the deviant behavior increase the risk level.

检测方法

方法: Automated Static Analysis

Automated static analysis, commonly referred to as Static Application Security Testing (SAST), can find some instances of this weakness by analyzing source code (or binary/compiled code) without having to execute it. Typically, this is done by building a model of data flow and control flow, then searching for potentially-vulnerable patterns that connect "sources" (origins of input) with "sinks" (destinations where the data interacts with external components, a lower layer such as the OS, etc.)

有效性: High

引入模式

阶段 说明
Implementation -

适用平台

编程语言
C (Often) PHP (Often) Not Language-Specific (Undetermined)

分类映射

分类名称 条目ID 条目名称 映射适配度
7 Pernicious Kingdoms - Inconsistent Implementations -
Software Fault Patterns SFP3 Use of an improper API -
关键信息

CWE ID: CWE-474

抽象级别: Base

结构: Simple

状态: Draft

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