CWE-670 상세 정보

CWE-670

Always-Incorrect Control Flow Implementation
2008-04-11
00h00 +00:00
Draft
2026-10-28
00h00 +00:00
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이름: Always-Incorrect Control Flow Implementation

The code contains a control flow path that does not reflect the algorithm that the path is intended to implement, leading to incorrect behavior any time this path is navigated.

CWE 설명

This weakness captures cases in which a particular code segment is always incorrect with respect to the algorithm that it is implementing. For example, if a C programmer intends to include multiple statements in a single block but does not include the enclosing braces (CWE-483), then the logic is always incorrect. This issue is in contrast to most weaknesses in which the code usually behaves correctly, except when it is externally manipulated in malicious ways.

일반 정보

취약점 도입 방식

Implementation : This issue typically appears in rarely-tested code, since the "always-incorrect" nature will be detected as a bug during normal usage.

적용 가능한 플랫폼

언어

클래스: Not Language-Specific (Undetermined)

일반적인 결과

범위 영향 가능성
OtherOther, Alter Execution Logic

관찰된 예시

참고 자료 설명

CVE-2021-3011

virtual interrupt controller in a virtualization product allows crash of host by writing a certain invalid value to a register, which triggers a fatal error instead of returning an error code

취약점 매핑 메모

근거 : This CWE entry is a Class and might have Base-level children that would be more appropriate
댓글 : Examine children of this entry to see if there is a better fit

메모

This node could possibly be split into lower-level nodes. "Early Return" is for returning control to the caller too soon (e.g., CWE-584). "Excess Return" is when control is returned too far up the call stack (CWE-600, CWE-395). "Improper control limitation" occurs when the product maintains control at a lower level of execution, when control should be returned "further" up the call stack (CWE-455). "Incorrect syntax" covers code that's "just plain wrong" such as CWE-484 and CWE-483.

제출

이름 조직 날짜 출시일 Version
CWE Content Team MITRE 2008-04-11 +00:00 2008-04-11 +00:00 Draft 9

수정 사항

이름 조직 날짜 댓글
Eric Dalci Cigital 2008-07-01 +00:00 updated Time_of_Introduction
CWE Content Team MITRE 2008-09-08 +00:00 updated Description, Relationships, Other_Notes
CWE Content Team MITRE 2009-07-27 +00:00 updated Maintenance_Notes, Modes_of_Introduction, Other_Notes, Relationships
CWE Content Team MITRE 2011-06-01 +00:00 updated Common_Consequences, Relationships, Taxonomy_Mappings
CWE Content Team MITRE 2012-05-11 +00:00 updated Relationships, Taxonomy_Mappings
CWE Content Team MITRE 2014-07-30 +00:00 updated Relationships
CWE Content Team MITRE 2017-01-19 +00:00 updated Relationships
CWE Content Team MITRE 2017-11-08 +00:00 updated Relationships
CWE Content Team MITRE 2019-06-20 +00:00 updated Relationships
CWE Content Team MITRE 2020-02-24 +00:00 updated Relationships, Time_of_Introduction
CWE Content Team MITRE 2021-10-28 +00:00 updated Observed_Examples
CWE Content Team MITRE 2023-04-27 +00:00 updated Relationships, Time_of_Introduction
CWE Content Team MITRE 2023-06-29 +00:00 updated Mapping_Notes
CWE Content Team MITRE 2023-10-26 +00:00 updated Demonstrative_Examples
CWE Content Team MITRE 2025-12-11 +00:00 updated Applicable_Platforms, Relationships, Weakness_Ordinalities
CWE Content Team MITRE 2026-10-28 +00:00 updated Demonstrative_Examples, Dimensions