CVE-2017-9450 json
The Amazon Web Services (AWS) CloudFormation bootstrap tools package (aka aws-cfn-bootstrap) before 1.4-19.10 allows local users to execute…
published 2017-10-30 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18383
- cvss
- 7.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 34%
- public exploits
- 0
- none known
Summary
The Amazon Web Services (AWS) CloudFormation bootstrap tools package (aka aws-cfn-bootstrap) before 1.4-19.10 allows local users to execute arbitrary code with root privileges by leveraging the ability to create files in an unspecified directory.
Patch / fix
- amazon amazon_web_services_cloudformation_bootstrap 1.4-19.10
Exploit prediction
0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-269 Improper Privilege Management
References
-
alas.aws.amazon.com
/ALAS-2017-861.html
vendor-advisory
- sintonen.fi /advisories/aws-cfn-bootstrap-local-code-execution-as-root.txt
-
securityfocus.com
/bid/99972
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-9450
- NVD CVE-2017-9450
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.