FKIE_CVE-2026-3820

Vulnerability from fkie_nvd - Published: 2026-06-04 09:16 - Updated: 2026-07-22 20:10
Severity
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
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.
References
def9a96e-e099-41a9-bfac-30fd4f82c411https://www.supermicro.com/en/support/security_BMC_IPMI_Jun_2026
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "platforms": [
            "BMC"
          ],
          "product": "AS-2115HS-TNR",
          "vendor": "SMCI",
          "versions": [
            {
              "status": "affected",
              "version": "01.08.01"
            },
            {
              "status": "affected",
              "version": "01.06.04"
            }
          ]
        }
      ],
      "source": "def9a96e-e099-41a9-bfac-30fd4f82c411"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is a vulnerability in the Supermicro BMC  SMTP service at Supermicro AS-2115HS-TNR.\u00a0\nAn 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.\n\nPotential impact includes denial-of-service attacks, arbitrary code execution, or permanent compromise of the controller."
    },
    {
      "lang": "es",
      "value": "Hay una vulnerabilidad en el servicio SMTP del BMC de Supermicro en el Supermicro AS-2115HS-TNR.\nUn atacante puede obtener privilegios de administrador e inyectar caracteres especialmente dise\u00f1ados en la configuraci\u00f3n del servicio SMTP. Esto puede causar que el sistema subyacente ejecute comandos no deseados durante la invocaci\u00f3n del proceso.\n\nEl impacto potencial incluye ataques de denegaci\u00f3n de servicio, ejecuci\u00f3n de c\u00f3digo arbitrario o el compromiso permanente del controlador."
    }
  ],
  "id": "CVE-2026-3820",
  "lastModified": "2026-07-22T20:10:00.127",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.9,
        "source": "def9a96e-e099-41a9-bfac-30fd4f82c411",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-3820",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-04T00:00:00+00:00",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-06-04T09:16:28.980",
  "references": [
    {
      "source": "def9a96e-e099-41a9-bfac-30fd4f82c411",
      "url": "https://www.supermicro.com/en/support/security_BMC_IPMI_Jun_2026"
    }
  ],
  "sourceIdentifier": "def9a96e-e099-41a9-bfac-30fd4f82c411",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "def9a96e-e099-41a9-bfac-30fd4f82c411",
      "type": "Secondary"
    }
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.