What is CVE-2019-7594?

CVE-2019-7594 is a medium-severity vulnerability in Johnson Controls Metasys Versions Prior To 9.0, classified under Use of Hard-coded Cryptographic Key. CVSS score: 6.8/10. Published 2019-08-20.

How severe is CVE-2019-7594?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Johnson Controls Metasys Versions Prior To 9.0

CVE-2019-7594

Metasys® ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a hardcoded RC2 key for certain encryption operations involving the Site Management Portal (SMP).

EPSS: 0.006 (46.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Johnson Controls Metasys Versions Prior To 9.0 — versions 9.0
Johnsoncontrols Metasys_system

Weakness classification (CWE)

References

productsecurity@jci.com (x_refsource_CONFIRM, Vendor Advisory)
productsecurity@jci.com (US Government Resource, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2019-7594?: CVE-2019-7594 is a medium-severity vulnerability in Johnson Controls Metasys Versions Prior To 9.0, classified under Use of Hard-coded Cryptographic Key. CVSS score: 6.8/10. Published 2019-08-20.
How severe is CVE-2019-7594?: Medium severity. CVSS v3 base score is 6.8 out of 10.