Vulnerability Database

290,206

Total vulnerabilities in the database

CVE-2019-5079

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.

  • Published: Dec 18, 2019
  • Updated: Apr 13, 2023
  • CVE: CVE-2019-5079
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
wago / pfc_200_firmware 03.00.39(12) 03.00.39(12).x
wago / pfc_200_firmware 03.01.07(13) 03.01.07(13).x
wago / pfc_100_firmware 03.00.39(12) 03.00.39(12).x