{"cve":"CVE-2020-9044","nvd":{"published":"2020-03-10T20:15:22.197","modified":"2026-06-17T03:27:23.707","status":"Modified","description":"XXE vulnerability exists in the Metasys family of product Web Services which has the potential to facilitate DoS attacks or harvesting of ASCII server files. This affects Johnson Controls' Metasys Application and Data Server (ADS, ADS-Lite) versions 10.1 and prior; Metasys Extended Application and Data Server (ADX) versions 10.1 and prior; Metasys Open Data Server (ODS) versions 10.1 and prior; Metasys Open Application Server (OAS) version 10.1; Metasys Network Automation Engine (NAE55 only) versions 9.0.1, 9.0.2, 9.0.3, 9.0.5, 9.0.6; Metasys Network Integration Engine (NIE55/NIE59) versions 9.0.1, 9.0.2, 9.0.3, 9.0.5, 9.0.6; Metasys NAE85 and NIE85 versions 10.1 and prior; Metasys LonWorks Control Server (LCS) versions 10.1 and prior; Metasys System Configuration Tool (SCT) versions 13.2 and prior; Metasys Smoke Control Network Automation Engine (NAE55, UL 864 UUKL/ORD-C100-13 UUKLC 10th Edition Listed) version 8.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","score":9.1},"cwes":["CWE-611"],"references":["https://www.johnsoncontrols.com/cyber-solutions/security-advisories","https://www.us-cert.gov/ics/advisories/icsa-20-070-05","https://www.johnsoncontrols.com/cyber-solutions/security-advisories","https://www.us-cert.gov/ics/advisories/icsa-20-070-05"],"products":["johnsoncontrols:metasys_application_and_data_server","johnsoncontrols:metasys_extended_application_and_data_server","johnsoncontrols:metasys_lonworks_control_server","johnsoncontrols:metasys_open_application_server","johnsoncontrols:metasys_open_data_server","johnsoncontrols:metasys_system_configuration_tool","johnsoncontrols:nae55_firmware","johnsoncontrols:nae85_firmware","johnsoncontrols:nie55_firmware","johnsoncontrols:nie59_firmware","johnsoncontrols:nie85_firmware","johnsoncontrols:ord-c100-13_uuklc_firmware","johnsoncontrols:ul_864_uukl_firmware"],"source":"nvd","synced_at":"2026-10-19T21:02:53.949909883+00:00"},"epss":{"cve":"CVE-2020-9044","score":0.01286,"percentile":0.70155,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}