{"id":"CVE-2019-7594","aliases":["EUVD-2019-17132","GHSA-vhqp-g9vm-gc6g"],"status":"published","title":"Metasys use of hardcoded RC2 key","description":"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).","severity":{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00632,"percentile":0.50573,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-321","CWE-798"],"published":"2019-08-20T18:24:56Z","modified":"2026-06-17T02:40:45Z","products":[{"vendor":"johnson controls","product":"metasys versions prior to 9.0"},{"vendor":"johnsoncontrols","product":"metasys_system"}],"references":[{"url":"https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2019/jci-psa-2019-06-v1-metasys-icsa-19-227-01.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-227-01","tags":["x_refsource_MISC","x_transferred","Mitigation","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-7594"},{"url":"https://github.com/advisories/GHSA-vhqp-g9vm-gc6g"}],"sources":{"cve":[{"id":"CVE-2019-7594","title":"Metasys use of hardcoded RC2 key","description":"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).","status":"published","published":"2019-08-20T18:24:56Z","modified":"2024-08-04T20:54:28.36Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-321"],"updated_at":"2026-11-02T14:32:22.854093Z"}],"euvd":[{"id":"EUVD-2019-17132","description":"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).","status":"published","published":"2019-08-20T18:24:56Z","modified":"2024-08-04T20:54:28Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"updated_at":"2026-11-03T03:06:45.52347Z"}],"ghsa":[{"id":"GHSA-vhqp-g9vm-gc6g","title":"Metasys? ADS/ADX servers and NAE/NIE/NCE engines prior to 9.0 make use of a hardcoded RC2 key for...","description":"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).","status":"published","published":"2022-05-24T16:54:09Z","modified":"2024-04-04T01:43:41Z","cvss":[{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-321","CWE-798"],"updated_at":"2026-11-02T14:56:01.740944Z"}],"nvd":[{"id":"CVE-2019-7594","description":"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).","status":"published","published":"2019-08-20T19:15:17.307Z","modified":"2026-06-17T02:40:45.043Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"secondary"},{"version":"3.0","score":9.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-321","CWE-798"],"updated_at":"2026-11-02T14:05:23.725587Z"}]}}