Is CVE-2019-19101 in the CISA KEV catalog?

No. CVE-2019-19101 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19101?

CVE-2019-19101 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2019-19101?

CVE-2019-19101 has an EPSS score of 0.52% (40th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19101?

Upgrade automation studio to 4.7.2 or later.

CVE & CISA-KEV Catalog

CVE-2019-19101

MEDIUM

6.5

CVSS v3

NVD

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.

CWE-326 CWE-295Improper Certificate Validation

How to fix

Remediation Available

automation studioNVD

Affected:>= 4.7, < 4.7.2Fixed in:4.7.2CVE-2019-19101derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Exploit Intelligence

0.52%probability of exploitation in 30 days

40thpercentile

Moderate risk: more likely to be exploited than 40% of all known CVEs.

References

Vendor Advisory1

br-automation.com

Related Vulnerabilities

Other CWE-326 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0224	High	7.4	95%	-	Fix
CVE-2017-1000486	Critical	9.8	94%	KEV	Fix
CVE-2013-2566	Medium	5.9	84%	-	Fix
CVE-2017-11317	Critical	9.8	83%	KEV	-
CVE-2018-18325	High	7.5	74%	KEV	-
CVE-2018-15811	High	7.5	74%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.