PT-2020-11098 · Wago · Wago Pfc 200

Published 2020-03-11 · Updated 2020-03-17 · CVE-2019-5179

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions WAGO PFC 200 Firmware version 03.02.02(14)

Description A stack buffer overflow issue exists in the iocheckd service 'I/O-Check' functionality. This can be triggered by an attacker sending a specially crafted packet, leading to the parsing of a cache file.

Recommendations For WAGO PFC 200 Firmware version 03.02.02(14), consider disabling the iocheckd service until a patch is available to prevent exploitation of the 'I/O-Check' functionality.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2019-5179

Affected Products

Wago Pfc 200

References · 3

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963 · Exploit
• https://osv.dev/vulnerability/CVE-2019-5179 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-5179 · Security Note