CVE-2019-5149 describes a denial-of-service vulnerability affecting the WBM web application on WAGO PFC100 and PFC200 devices running specific firmware versions. The flaw stems from the lighttpd web server's FastCGI module, which limits concurrent php-cgi processes to two, allowing an attacker to exhaust these processes and render the web server unresponsive. With a CVSS score of 7.5 (HIGH), this vulnerability can be exploited remotely with low attack complexity, requiring no user interaction or privileges, and leading to a complete denial of service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| 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\(13\):*:*:*:*:*:*:* | ||
03.00.39\(12\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc100_firmware:03.00.39\(12\):*:*:*:*:*:*:* | ||
03.01.07\(13\)CPE matchmatch criteria | cpe:2.3:o:wago:pfc100_firmware:03.01.07\(13\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.