Vulnerability Report

CVE-2017-9450

Title: Amazon Amazon Web Services Cloudformation Bootstrap RCE

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2017-9450.

CWE Category CWE-269

Published Date Oct 30, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 7.8 CVSS v3.0

Exploit Probability (EPSS)

0.17%

Vulnerability Summary

CVE-2017-9450: 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.

Impacted Vendors

amazon 1

Reference Links

http://www.securityfocus.com/bid/99972 https://alas.aws.amazon.com/ALAS-2017-861.html https://sintonen.fi/advisories/aws-cfn-bootstrap-local-code-execution-as-root.txt http://www.securityfocus.com/bid/99972 https://alas.aws.amazon.com/ALAS-2017-861.html https://sintonen.fi/advisories/aws-cfn-bootstrap-local-code-execution-as-root.txt

CVSS v3.0

Source Entity [email protected]

Severity HIGH

7.8

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.2

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns