Accidental cloud disclosure
Unintended public exposure via sharing links, SAS URIs or open resources
categoryCloud, container and supply chain attacksseverityHighdetectabilityHighlabnot yet measured
Example: CSA #7
Classification
25 values: 12 imported, 2 derived, 11 machine-classified. What do these mean?
Exploitability
| Attack vector | MisconfigurationSoftware vulnerabilities |
|---|---|
| Reach (CVSS) | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Attacker skill required | Low |
| Resources required | Low |
| Likelihood / prevalence | High |
| Maturity | Established |
Impact & scope
| Severity | High |
|---|---|
| Impact | ConfidentialityIntegrity |
| Platform | IaaSOffice SuiteSaaS |
| Environment | Cloud |
| Target asset class | Data store |
| Kill-chain phase (tactic) | Collection |
Detection & telemetry
| Detectability | High |
|---|---|
| Testability | Atomic Red Team test |
| Data sources (ATT&CK data components) | Cloud Storage AccessNetwork Traffic ContentUser Account Authentication |
Detection & response
Mitigated by 6
- M1018 attack-mitigation
- M1022 attack-mitigation
- M1032 attack-mitigation
- M1037 attack-mitigation
- M1041 attack-mitigation
- M1047 attack-mitigation
Detected by 1
- DET0484 attack-detection-strategy
Tested by 2
67374845-b4c8-4204-adcc-9b217b65d4f1atomic979356b9-b588-4e49-bba4-c35517c484f5atomic
Framework references
- Primary source: https://cloudsecurityalliance.org/artifacts/top-threats-to-cloud-computing-2024
- attack: T1530 (primary)
- cwe: CWE-552
Evidence & sources
- ev-0001 (Cyber Attack Taxonomy) — Name, definition and Example/ID taken verbatim from the 'Cloud, container and supply chain attacks' table, line 387 of Cyber-Attack-Taxonomy.md
- ev-0002 (Seeded-record enrichment run 2026-09-30 (crosswalk + facet classification)) — Crosswalk to attack:T1530, cwe:CWE-552 as the nearest framework entries; ids verified to exist in the cached catalogues.
- ev-0003 (MITRE Common Weakness Enumeration (CWE) 4.20) — Linked to CWE-552 'Files or Directories Accessible to External Parties', a CWE Base-level weakness (CWE 4.20).
Files or Directories Accessible to External Parties
- ev-0004 (MITRE Enterprise ATT&CK v19.2 (STIX 2.1)) — ATT&CK usage prevalence: 12 groups/software/campaigns reference this technique (ATT&CK enterprise v19.2)