Vulnerability in Wago Pfc100
CVE-2019-5134
An exploitable regular expression without anchors vulnerability exists in the Web-Based Management (WBM) authentication functionality of WAGO PFC200 versions 03.00.39(12) and 03.01.07(13), and WAGO PFC100 version 03.00.39(12). A specially crafted authentication request can bypass regular expression filters, resulting in sensitive information disclosure.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.023 (82.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Wago Pfc100
- Wago Pfc100 Firmware — versions 03.00.39(12), 03.00.39\(12\)
- Wago Pfc200
- Wago Pfc200 Firmware — versions 03.01.07(13), 03.00.39(12), 03.01.07\(13\)
- Wago Pfc100 Firmware — versions version 03.00.39(12)
- Wago Pfc200 Firmware — versions version 03.00.39(12), version 03.01.07(13)
References
- talosintelligence.com/vulnerability_reports/TALOS-2019-0923 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-5134?
- CVE-2019-5134 is a high-severity vulnerability in Wago Pfc100. CVSS score: 7.5/10. Published 2020-03-11.
- How severe is CVE-2019-5134?
- High severity. CVSS v3 base score is 7.5 out of 10.