Vulnerability in B&r Automation Studio
CVE-2019-19101
A missing secure communication definition and an incomplete TLS validation in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.5SP, < 4.6.4 and < 4.7.2 enable unauthenticated users to perform MITM attacks via the B&R upgrade server.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- B&r Automation Studio — versions 4.0.x, 4.1.x, 4.2.x
- Br-Automation Automation Studio
Weakness classification (CWE)
References
- www.br-automation.com/en/downloads/032020-multiple-vulnerabilities-in-automatio… (Broken Link, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-19101?
- CVE-2019-19101 is a medium-severity vulnerability in B&r Automation Studio, classified under Inadequate Encryption Strength. CVSS score: 6.5/10. Published 2020-04-29.
- How severe is CVE-2019-19101?
- Medium severity. CVSS v3 base score is 6.5 out of 10.