CWE-921 Detalhe

CWE-921

Storage of Sensitive Data in a Mechanism without Access Control
2013-07-17
00h00 +00:00
Incomplete
2026-10-28
00h00 +00:00
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Nome: Storage of Sensitive Data in a Mechanism without Access Control

The product stores sensitive information in a file system or device that does not have built-in access control.

Informações Gerais

Modos de Introdução

Architecture and Design : OMISSION: This weakness is caused by missing a security tactic during the architecture and design phase.

Plataformas Aplicáveis

Linguagem

Classe: Not Language-Specific (Undetermined)

Tecnologias

Classe: Mobile (Undetermined)

Consequências Comuns

Escopo Impacto Probabilidade
ConfidentialityRead Application Data, Read Files or Directories

Nota: Attackers can read sensitive information by accessing the unrestricted storage mechanism.
IntegrityModify Application Data, Modify Files or Directories

Nota: Attackers can modify or delete sensitive information by accessing the unrestricted storage mechanism.

Métodos de Detecção

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.)

Notas de Mapeamento de Vulnerabilidade

Justificativa : This CWE entry is at the Base level of abstraction, which is a preferred level of abstraction for mapping to the root causes of vulnerabilities.
Comentário : Carefully read both the name and description to ensure that this mapping is an appropriate fit. Do not try to 'force' a mapping to a lower-level Base/Variant simply to comply with this preferred level of abstraction.

Referências

REF-921

Security Tips
Android Open Source Project.
https://developer.android.com/training/articles/security-tips.html#StoringData

Submissão

Nome Organização Data Data de lançamento Version
CWE Content Team MITRE 2013-06-22 +00:00 2013-07-17 +00:00 2.5

Modificações

Nome Organização Data Comentário
CWE Content Team MITRE 2017-11-08 +00:00 updated Modes_of_Introduction, References, Relationships
CWE Content Team MITRE 2020-02-24 +00:00 updated Applicable_Platforms, Relationships
CWE Content Team MITRE 2023-01-31 +00:00 updated Description
CWE Content Team MITRE 2023-04-27 +00:00 updated References, Relationships
CWE Content Team MITRE 2023-06-29 +00:00 updated Mapping_Notes
CWE Content Team MITRE 2025-12-11 +00:00 updated Weakness_Ordinalities
CWE Content Team MITRE 2026-10-28 +00:00 updated Detection_Factors