Vulnerability Report

CVE-2017-11480

Title: Elasticsearch Packetbeat Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2017-11480.

CWE Category CWE-404

Published Date Dec 08, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.0

Exploit Probability (EPSS)

1.44%

Vulnerability Summary

CVE-2017-11480: Packetbeat versions prior to 5.6.4 are affected by a denial of service flaw in the PostgreSQL protocol handler. If Packetbeat is listening for PostgreSQL traffic and a user is able to send arbitrary network traffic to the monitored port, the attacker could prevent Packetbeat from properly logging other PostgreSQL traffic.

Impacted Vendors

elasticsearch 1

Reference Links

https://discuss.elastic.co/t/beats-5-6-4-security-update/106739 https://discuss.elastic.co/t/beats-5-6-4-security-update/106739

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:N/I:N/A:H

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:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns