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Case File

CVE-2019-5079

CRITICAL · CVSS 9.8 EPSS 3.32% 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 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

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

Detected Signals
exploit code execution

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

CVE
CVE-2019-5079
Severity
CRITICAL
CVSS
9.8
EPSS
3.32%

Original NVD Description

An exploitable heap buffer overflow vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)