AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2018-5504

HIGH · CVSS 8.1 EPSS 4.37% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-03-22 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It affects F5, BIG-IP. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable. It may lead to a denial-of-service condition.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-5504
Severity
HIGH
CVSS
8.1
EPSS
4.37%
F5 BIG-IP

Original NVD Description

In some circumstances, the Traffic Management Microkernel (TMM) does not properly handle certain malformed Websockets requests/responses, which allows remote attackers to cause a denial-of-service (DoS) or possible remote code execution on the F5 BIG-IP system running versions 13.0.0 - 13.1.0.3 or 12.1.0 - 12.1.3.1.

Related CVEs

Other vulnerabilities affecting the same vendor(s)