CVE-2019-5156 is a command injection vulnerability affecting WAGO PFC200 controllers running firmware versions 03.02.02(14), 03.01.07(13), and 03.00.39(12). An authenticated attacker can inject arbitrary operating system commands through the TimeoutPrepared parameter during a firmware update, leveraging the cloud connectivity functionality. This vulnerability carries a CVSS score of 7.2 (High), indicating a network-based attack with low complexity, requiring high privileges, and leading to full compromise of confidentiality, integrity, and availability. While the EPSS score suggests a low probability of exploitation, there is no public exploit code (Metasploit, Nuclei, ExploitDB) and no evidence of active exploitation or community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
03.00.39\(12\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc200_firmware:03.00.39\(12\):*:*:*:*:*:*:* | ||
03.01.07\(13\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc200_firmware:03.01.07\(13\):*:*:*:*:*:*:* | ||
03.02.02\(14\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc200_firmware:03.02.02\(14\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.