Summary
Successful exploitation of these vulnerabilities could cause a denial-of-service condition, allow privilege escalation or allow remote code execution.
Vulnerabilities 9
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Critical 9.8
Server DoS due to heap overflow
Experion server DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.
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Critical 9.8
Controller stack overflow when decoding messages from the server
Controller DoS due to stack overflow when decoding a message from the server. See Honeywell Security Notification for recommendations on upgrading and versioning.
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Critical 9.8
DoS due to heap overflow
Server or Console Station DoS due to heap overflow occurring during the handling of a specially crafted message for a specific configuration operation. See Honeywell Security Notification for recommendations on upgrading and versioning.
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Critical 9.8
Controller design flaw - unsigned firmware
Controller may be loaded with malicious firmware which could enable remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.
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Critical 9.8
Controller stack overflow on decoding messages from the server
Controller DoS may occur due to buffer overflow when an error is generated in response to a specially crafted message. See Honeywell Security Notification for recommendations on upgrading and versioning.
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High 7.5
Server bad parsing implementation - stack overflow in server::get_db_path_for_driver
Experion server may experience a DoS due to a stack overflow when handling a specially crafted message.
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High 7.5
Server deserialization missing boundary checks - heap overflow in communication between server and controller
Experion server may experience a DoS due to a heap overflow which could occur when handling a specially crafted message
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High 7.5
Server Data type confusion - info leak
Server information leak of configuration data when an error is generated in response to a specially crafted message. See Honeywell Security Notification for recommendations on upgrading and versioning.
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High 7.5
Controller DOS on sending error response
Controller DoS due to buffer overflow in the handling of a specially crafted message received by the controller. See Honeywell Security Notification for recommendations on upgrading and versioning. See Honeywell Security Notification for recommendations on up…
Revision history
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#1
Initial Publication
References
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ICSA Advisory ICSA-23-194-06 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-23-194-06
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Recommended Practices
https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B