Vulnerability Report

CVE-2016-1000221

Title: Elastic Logstash Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2016-1000221.

CWE Category CWE-200

Published Date Jun 16, 2017

Modified Date May 13, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.0

Exploit Probability (EPSS)

1.77%

Vulnerability Summary

CVE-2016-1000221: Logstash prior to version 2.3.4, Elasticsearch Output plugin would log to file HTTP authorization headers which could contain sensitive information.

Impacted Vendors

elastic 1

elasticsearch 1

Reference Links

http://www.securityfocus.com/bid/99126 https://www.elastic.co/community/security http://www.securityfocus.com/bid/99126 https://www.elastic.co/community/security

CVSS v3.0

Source Entity [email protected]

Severity HIGH

7.5

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:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns