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JciCVELIST:CVE-2019-7594

HistoryAug 20, 2019 - 6:24 p.m.

CVE-2019-7594 Metasys use of hardcoded RC2 key

2019-08-2018:24:56

CWE-321

jci

www.cve.org

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.1%

JSON

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).

CNA Affected

[
  {
    "product": "Metasys versions prior to 9.0",
    "vendor": "Johnson Controls",
    "versions": [
      {
        "status": "unaffected",
        "version": "9.0"
      }
    ]
  }
]

References

www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf

www.us-cert.gov/ics/advisories/icsa-19-227-01

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.1%

JSON

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