CVE-2019-5079 is a critical heap buffer overflow vulnerability affecting WAGO PFC100 and PFC200 firmware versions 03.00.39(12) and 03.01.07(13) respectively, specifically within the iocheckd service's "I/O-Check" functionality. This vulnerability carries a CVSS score of 9.8, indicating a critical severity due to its network-based attack vector, low attack complexity, and potential for unauthenticated remote code execution, as well as high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
03.00.39\(12\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc_200_firmware:03.00.39\(12\):*:*:*:*:*:*:* | ||
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.