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SMC IPMI Auth Bypass Vulnerability Disclosed

SMC IPMI Auth Bypass Vulnerability Disclosed

First seen 29 Oct 2026, 15:47 UTC •
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ThreatCluster AI
ThreatCluster •October 29, 2026 at 16:45 UTC
  • •CVE-2026-18450 is a critical authentication bypass vulnerability with a CVSS score of 9.8.
  • •The flaw affects SMC devices using IPMI, allowing unauthorized access.
  • •No active exploitation has been reported, but users should secure their IPMI interfaces.

An authentication bypass vulnerability (CVE-2026-18450) affecting SMC devices has been disclosed. This flaw allows unauthorized access to IPMI interfaces, potentially impacting numerous devices used in IT and OT environments. The vulnerability is rated as due to its CVSS score of 9.8, indicating severe risk. Affected systems include various SMC hardware that utilizes IPMI for management. The vulnerability has been confirmed but no has been reported yet. Users are advised to monitor for updates and apply patches as they become available. The advisory emphasizes the importance of securing IPMI interfaces to prevent unauthorized access.

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Timeline

2026-10-27
CVE-2026-18450 disclosed
SMC announced an authentication bypass vulnerability affecting IPMI interfaces, rated critical with a CVSS score of 9.8.
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Common questions

What is CVE-2026-18450?
CVE-2026-18450 is a critical authentication bypass vulnerability in SMC devices that allows unauthorized access to IPMI interfaces.
Are there any patches available?
As of now, no patches have been mentioned in the articles; users should monitor for updates from SMC.
What should I do to protect my systems?
Ensure that IPMI interfaces are secured and access is restricted to trusted networks until a patch is available.