FKIE_CVE-2025-50054

Vulnerability from fkie_nvd - Published: 2025-06-20 07:15 - Updated: 2025-08-21 20:39
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
Buffer overflow in OpenVPN ovpn-dco-win version 1.3.0 and earlier and version 2.5.8 and earlier allows a local user process to send a too large control message buffer to the kernel driver resulting in a system crash
References
security@openvpn.nethttps://community.openvpn.net/Downloads#openvpn-27_alpha2-released-19-june-2025Release Notes
security@openvpn.nethttps://community.openvpn.net/Security%20Announcements/CVE-2025-50054Vendor Advisory
Impacted products
Vendor Product Version
openvpn ovpn-dco-win *
openvpn ovpn-dco-win *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openvpn:ovpn-dco-win:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "222FBD46-8E1D-4B75-A15D-4C53FFBA0421",
              "versionEndIncluding": "1.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:ovpn-dco-win:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2E239D83-CB2D-4352-BB21-93AB68ADB1E1",
              "versionEndIncluding": "2.5.8",
              "versionStartIncluding": "2.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in OpenVPN ovpn-dco-win version 1.3.0 and earlier and version 2.5.8 and earlier allows a local user process to send a too large control message buffer to the kernel driver resulting in a system crash"
    },
    {
      "lang": "es",
      "value": "El desbordamiento de b\u00fafer en OpenVPN ovpn-dco-win versi\u00f3n 1.3.0 y anteriores y versi\u00f3n 2.5.8 y anteriores permite que un proceso de usuario local env\u00ede un b\u00fafer de mensaje de control demasiado grande al controlador del kernel, lo que provoca un bloqueo del sistema."
    }
  ],
  "id": "CVE-2025-50054",
  "lastModified": "2025-08-21T20:39:10.787",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-06-20T07:15:26.367",
  "references": [
    {
      "source": "security@openvpn.net",
      "tags": [
        "Release Notes"
      ],
      "url": "https://community.openvpn.net/Downloads#openvpn-27_alpha2-released-19-june-2025"
    },
    {
      "source": "security@openvpn.net",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://community.openvpn.net/Security%20Announcements/CVE-2025-50054"
    }
  ],
  "sourceIdentifier": "security@openvpn.net",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-122"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "security@openvpn.net",
      "type": "Secondary"
    }
  ]
}


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