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CVE-2026-65211— Supermicro BMC IPMI feature contains Critical Privilege Escalation and Arbitrary Access vulnerability

Quick assessment

Affected
SMCI MBD-X12SPI
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

此漏洞可能允许已认证的 IPMI 管理员读取和写入任意的 BMC 物理内存，进而在 BMC 操作系统上执行代码。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-65211

Vulnerability Information
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Vulnerability Title
Supermicro BMC IPMI feature contains Critical Privilege Escalation and Arbitrary Access vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
This issue may allow an authenticated IPMI Administrator to read and write arbitrary BMC physical memory and thereby execute code on the BMC operating system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SMCI MBD-X12SPI 01.07.20 -

II. Public POCs for CVE-2026-65211

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III. Intelligence Information for CVE-2026-65211

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Other References for CVE-2026-65211 (1)

Same Patch Batch · SMCI · 2026-10-27 · 9 CVEs total

CVE-2026-18450 9.8 CRITICAL Supermicro BMC contains Unprotected IPMI Commands Accepted on Active RMCP+ Sessions vulne
CVE-2026-65220 8.8 HIGH Supermicro BMC IPMI feature contains a Privilege escalation vulnerability
CVE-2026-18449 7.5 HIGH Supermicro BMC contains a SMCRAKP Fixed Key vulnerability
CVE-2026-65219 7.4 HIGH Supermicro BMC contains Unordered RAKP Message 3 Grants an IPMI Session vulnerability
CVE-2026-16521 7.2 HIGH Supermicro BMC's syslog feature contains a command injection vulnerability
CVE-2026-65213 6.6 MEDIUM Supermicro BMC IPMI feature contains a Arbitrary Command Execution with Superuser Privileg
CVE-2026-65210 4.9 MEDIUM Supermicro BMC IPMI feature contains Arbitrary File Access vulnerability
CVE-2026-18451 3.1 LOW Supermicro BMC's iKVM feature is vulnerable to KVM session hijacking due to a predictable

IV. Related Vulnerabilities

Same product: MBD-X12SPI
Same vendor: SMCI
Same weakness: CWE-287