CVE-2019-5080 describes a critical denial-of-service vulnerability affecting the iocheckd service in WAGO PFC100 and PFC200 controllers. An unauthenticated attacker can trigger this flaw with a single network packet, leading to a denial of service and a reset of device credentials to their default settings. With a CVSS score of 9.1, this vulnerability is highly severe due to its network-based attack vector, low complexity, and significant impact on availability and integrity. Despite its critical nature, there is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it is not listed in CISA's KEV catalog. Community discussion and media coverage for this CVE are minimal.
| 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:N/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.