CVE-2019-19101
Medium
Description
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductBr-automation Automation Studio
PublishedApr 29, 2020
First seenApr 29, 2020
Weakness typeCWE-326CWE-326
How to fix
Update
- br-automation automation_studio4.3.11, 4.4.9, 4.5.5, 4.6.4, 4.7.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| br-automation automation_studio | 4.0 ≤ v ≤ 4.0.29.87, 4.1 ≤ v ≤ 4.1.17.113, 4.2 ≤ v ≤ 4.2.14.119, 4.3 ≤ v < 4.3.11, 4.4 ≤ v < 4.4.9, 4.5 ≤ v < 4.5.5, 4.6 ≤ v < 4.6.4, 4.7 ≤ v < 4.7.2 | 4.3.11, 4.4.9, 4.5.5, 4.6.4, 4.7.2 |
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