OCTOBER 6, 2026
Live Feed
Back to database
Case File

CVE-2019-5080

CRITICAL · CVSS 9.1 EPSS 1.60% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-12-18 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. Public exploit code or proof-of-concept references have been detected in its references. 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
exploit

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

CVE
CVE-2019-5080
Severity
CRITICAL
CVSS
9.1
EPSS
1.60%

Original NVD Description

An exploitable denial-of-service vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A single packet can cause a denial of service and weaken credentials resulting in the default documented credentials being applied to the device. An attacker can send an unauthenticated packet to trigger this vulnerability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)