Vulnerability Report

CVE-2017-8447

Title: Elastic X-Pack Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2017-8447.

CWE Category CWE-269

Published Date Sep 29, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 6.5 CVSS v3.0

Exploit Probability (EPSS)

0.61%

Vulnerability Summary

CVE-2017-8447: An error was found in the X-Pack Security 5.3.0 to 5.5.2 privilege enforcement. If a user has either 'delete' or 'index' permissions on an index in a cluster, they may be able to issue both delete and index requests against that index.

Impacted Vendors

elastic 1

elasticsearch 1

Reference Links

https://discuss.elastic.co/t/x-pack-security-5-6-0-and-5-5-3-security-update/100089 https://discuss.elastic.co/t/x-pack-security-5-6-0-and-5-5-3-security-update/100089

CVSS v3.0

Source Entity [email protected]

Severity MEDIUM

6.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.5

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns