Vulnerability in Wago Pfc100
CVE-2019-5135
An exploitable timing discrepancy vulnerability exists in the authentication functionality of the Web-Based Management (WBM) web application on WAGO PFC100/200 controllers. The WBM application makes use of the PHP crypt() function which can be exploited to disclose hashed user credentials. This affects WAGO PFC200 Firmware version 03.00.39(12) and version 03.01.07(13), and WAGO PFC100 Firmware version 03.00.39(12).
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (64.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · 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)
Weakness classification (CWE)
References
- talosintelligence.com/vulnerability_reports/TALOS-2019-0924 (Exploit, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2019-5135?
- CVE-2019-5135 is a medium-severity vulnerability in Wago Pfc100, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.3/10. Published 2020-03-11.
- How severe is CVE-2019-5135?
- Medium severity. CVSS v3 base score is 5.3 out of 10.