CVE-2026-3820

Supermicro BMC's SMTP service contains a command injection vulnerability

Published Jun 4, 2026 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
Description
There is a vulnerability in the Supermicro BMC SMTP service at Supermicro AS-2115HS-TNR. 
An attacker may obtain administrator privileges and inject specially crafted characters into the SMTP service configuration. This may cause the underlying system to execute unintended commands during process invocation.

Potential impact includes denial-of-service attacks, arbitrary code execution, or permanent compromise of the controller.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Smci
Smci as-2115hs-tnr
Vendors & Products Smci
Smci as-2115hs-tnr
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description There is a vulnerability in the Supermicro BMC SMTP service at Supermicro AS-2115HS-TNR.  An attacker may obtain administrator privileges and inject specially crafted characters into the SMTP service configuration. This may cause the underlying system to execute unintended commands during process invocation. Potential impact includes denial-of-service attacks, arbitrary code execution, or permanent compromise of the controller.
Title Supermicro BMC's SMTP service contains a command injection vulnerability
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Supermicro
Published
Updated
Jun 5, 2026, 3:55 AM
Reserved
Mar 9, 2026, 2:52 AM
Status
Awaiting Analysis
Published
Jun 4, 2026, 9:16 AM
Modified
Jul 22, 2026, 8:10 PM