FKIE_CVE-2024-50696

Vulnerability from fkie_nvd - Published: 2025-02-26 21:15 - Updated: 2026-06-17 08:04
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
SunGrow WiNet-S V200.001.00.P025 and earlier versions is missing integrity checks for firmware upgrades. Sending a specific MQTT message allows an update to an inverter or a WiNet connectivity dongle with a bogus firmware file that is located on attacker-controlled server.
References
cve@mitre.orghttps://en.sungrowpower.com/security-notice-detail-2/6140Vendor Advisory
Impacted products
Vendor Product Version
sungrowpower winet-s_firmware *
sungrowpower winet-s -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:sungrowpower:winet-s_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "271D759A-8B61-44BF-B164-792D2874CBC3",
              "versionEndIncluding": "200.001.00.P025",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:h:sungrowpower:winet-s:-:*:*:*:*:*:*:*",
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              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "SunGrow WiNet-S V200.001.00.P025 and earlier versions is missing integrity checks for firmware upgrades. Sending a specific MQTT message allows an update to an inverter or a WiNet connectivity dongle with a bogus firmware file that is located on attacker-controlled server."
    },
    {
      "lang": "es",
      "value": "SunGrow WiNet-S V200.001.00.P025 y las versiones anteriores les faltan comprobaciones de integridad para las actualizaciones de firmware. El env\u00edo de un mensaje MQTT espec\u00edfico permite una actualizaci\u00f3n de un inversor o un dispositivo de conectividad WiNet con un archivo de firmware falso que se encuentra en un servidor controlado por el atacante."
    }
  ],
  "id": "CVE-2024-50696",
  "lastModified": "2026-06-17T08:04:57.100",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-50696",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-02-28T16:59:23.203751Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-02-26T21:15:17.997",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://en.sungrowpower.com/security-notice-detail-2/6140"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-494"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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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

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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.
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  • 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.


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