CVE-2025-53079 Samsung Electronics CVE debrief

Who should care

Organizations operating Samsung HVAC DMS in OT/ICS environments, especially system administrators, facility teams, and security teams responsible for patching, access control, and network segmentation.

Technical summary

The CISA CSAF advisory lists three affected Samsung HVAC DMS version ranges: >=2.0.0|<2.3.13.0, >=2.5.0.17|<2.6.14.0, and >=2.7.0.15|<2.9.3.5. The vulnerability is described as an absolute path traversal that allows an authenticated attacker with Administrator privileges to read sensitive files. The supplied CVSS vector indicates confidentiality impact only (CVSS 3.1 score 4.9, Medium).

Defensive priority

Medium priority: patch and isolate affected HVAC DMS deployments promptly, with extra attention if the system is accessible beyond a dedicated OT network or shares administrative credentials.

Recommended defensive actions

• Verify whether any Samsung HVAC DMS instances fall within the affected version ranges listed in the advisory.
• Obtain and apply Samsung’s software update through a Samsung call center or installer for all affected deployments.
• Keep Samsung HVAC DMS on a separate dedicated network and disconnect it from the Internet, per Samsung’s advisory.
• Review and limit Administrator access to Samsung HVAC DMS until remediation is complete, and audit administrative use where feasible.

Evidence notes

This debrief is based on CISA CSAF advisory ICSA-25-210-02 and the linked CVE/CISA references. The advisory states: “Absolute Path Traversal in Samsung DMS (Data Management Server) allows authenticated attacker (Administrator) to read sensitive files.” The affected product ranges and mitigation statements are taken from the supplied source corpus. The provided enrichment shows no KEV entry and no ransomware campaign use.

Official resources