PT-2020-11103 · Wago · Wago Pfc 200

Published 2020-03-23 · Updated 2020-03-25 · CVE-2019-5184

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 (affected versions not specified)

Description An exploitable double free vulnerability exists in the iocheckd service "I/O-Check" functionality. A specially crafted XML cache file written to a specific location on the device can cause a heap pointer to be freed twice, resulting in a denial of service and potentially code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Double Free

Weakness Enumeration

CWE-415

Related Identifiers

CVE-2019-5184

Affected Products

Wago Pfc 200

References · 4

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-5184 · Security Note
• https://osv.dev/vulnerability/CVE-2019-5184 · Vendor Advisory
• https://t.me/cvenotify/2005 · Telegram Post