CVE-2019-5074 is a critical stack buffer overflow vulnerability in the iocheckd service of WAGO PFC100 and PFC200 controllers, specifically affecting firmware versions 03.01.07(13) and 03.00.39(12). This flaw allows an unauthenticated attacker to send specially crafted packets, leading to remote code execution. With a CVSS score of 9.8, it poses a severe risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential for unauthenticated remote code execution warrants immediate patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
03.01.07\(13\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc_200_firmware:03.01.07\(13\):*:*:*:*:*:*:* | ||
03.00.39\(12\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc_100_firmware:03.00.39\(12\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.