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CVE-2020-9044

Metasys Improper Restriction of XML External Entity Reference

Published: Mar 10, 2020Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-611
7.5HIGH
NVD MITRE
EPSS Score
1.3%
Top 32.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-611

Affected Products

johnsoncontrols
commercial·USaka metasys extended application and data server, metasys application and data server, metasys open application server
metasys application and data serverOn-premWeb App
ICS / OT / IoT / building-automation
metasys extended application and data serverOn-premNetwork Device
ICS / OT / IoT / industrial-network
metasys lonworks control serverOn-prem
ICS / OT / IoT / building-automation
metasys open application serverOn-premWeb App
ICS / OT / IoT / building-automation
metasys open data serverOn-prem
ICS / OT / IoT / building-automation
metasys system configuration tool
ICS / OT / IoT / building-automation
nae55 firmwareOn-prem
ICS / OT / IoT / building-automation
nie55 firmwareEmbeddedFirmware
ICS / OT / IoT / plc-scada-hmi
Johnson Controls
commercial·USaka frick controls quantum hd, exacqvision, jci, metasys
Metasys Application and Data Server (ADS, ADS-Lite)On-premWeb App
ICS / OT / IoT / plc-scada-hmi
Metasys Extended Application and Data Server (ADX)On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys Open Data Server (ODS)On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys Open Application Server (OAS)On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys Network Automation Engine (NAE55 only)On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys Network Integration Engine (NIE55/NIE59)On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys NAE85 and NIE85On-prem
ICS / OT / IoT / plc-scada-hmi
Metasys LonWorks Control Server (LCS)On-prem
ICS / OT / IoT / plc-scada-hmi
and 7 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Collection
Initial Access
View detailed technique mapping

References

https://www.johnsoncontrols.com/cyber-solutions/security-advisories
johnsoncontrols.com
https://www.us-cert.gov/ics/advisories/icsa-20-070-05
us-cert.gov
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-070-05.json
raw.githubusercontent.com
and 5 more references View all →

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