CWE-570 1 CVEs MITRE definition ↗

CWE-570: Expression is Always False

Overview

CWE-570 (Expression is Always False) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The product contains an expression that will always evaluate to false.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language Not Language-Specific Undetermined

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2024-32633 2024-04-16 An unsigned value can never be negative, so eMMC full disk test will always evaluate the same way.

Content submission

Name
CWE Community
Date
2006-12-15
Version
Draft 5
Comment
Submitted by members of the CWE community to extend early CWE versions

Content modifications

Date Name Version Importance Comment
2008-07-01 Eric Dalci 1.0 updated Potential_Mitigations, Time_of_Introduction
2008-09-08 CWE Content Team 1.0 updated Relationships, Other_Notes
2008-11-24 CWE Content Team 1.1 updated Relationships, Taxonomy_Mappings
2009-07-27 CWE Content Team 1.5 updated Demonstrative_Examples, Other_Notes, Potential_Mitigations
2009-10-29 CWE Content Team 1.6 updated Demonstrative_Examples
2011-06-01 CWE Content Team 1.13 updated Common_Consequences
2011-06-27 CWE Content Team 2.0 updated Common_Consequences
2011-09-13 CWE Content Team 2.1 updated Relationships, Taxonomy_Mappings
2012-05-11 CWE Content Team 2.2 updated Relationships
2014-07-30 CWE Content Team 2.8 updated Relationships, Taxonomy_Mappings
2017-11-08 CWE Content Team 3.0 updated Applicable_Platforms, Demonstrative_Examples, Relationships, Taxonomy_Mappings
2020-02-24 CWE Content Team 4.0 updated Relationships, Type
2020-08-20 CWE Content Team 4.2 updated Relationships
2023-01-31 CWE Content Team 4.10 updated Description
2023-04-27 CWE Content Team 4.11 updated Detection_Factors, Relationships
2023-06-29 CWE Content Team 4.12 updated Mapping_Notes
2025-04-03 CWE Content Team 4.17 updated Demonstrative_Examples
2025-12-11 CWE Content Team 4.19 updated Weakness_Ordinalities
2026-04-30 CWE Content Team 4.20 updated Potential_Mitigations
cvelogic Threat Intelligence