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CVE-2025-34065

Estado: AplazadaMedia (6.9)—

An authentication bypass vulnerability exists in AVTECH IP camera, DVR, and NVR devices’ streamd web server. The strstr() function allows unauthenticated access to any request containing "/nobody" in the URL, bypassing login controls.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Avtech — DVRAIAvtech — IP CameraAIAvtech — NVRAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-34065",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-07-01T18:35:32.244766Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "disclosure@vulncheck.com",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 6.9,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "NONE",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "LOW",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "disclosure@vulncheck.com",
      "affectedData": [
        {
          "vendor": "AVTECH",
          "modules": [
            "Search.cgi",
            "username parameter",
            "queryb64str"
          ],
          "product": "IP camera, DVR, and NVR Devices",
          "versions": [
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              "version": "1000-1000-1000-1000"
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            {
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              "version": "1002D-1000D-1000D-1000D"
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              "version": "1004-1003-1001-1002"
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            {
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              "version": "1004-1003-1002-1001"
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            {
              "status": "affected",
              "version": "1004A-1001A-1002A-1000A"
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          "defaultStatus": "unaffected"
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  ],
  "published": "2025-07-01T15:15:25.187",
  "references": [
    {
      "url": "https://avtech.com/",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.exploit-db.com/exploits/40500",
      "source": "disclosure@vulncheck.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "disclosure@vulncheck.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-290"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An authentication bypass vulnerability exists in AVTECH IP camera, DVR, and NVR devices’ streamd web server. The strstr() function allows unauthenticated access to any request containing \"/nobody\" in the URL, bypassing login controls."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de omisión de autenticación en el servidor web Streamd de AVTECH IP camera, DVR, y NVR. La función strstr() permite el acceso no autenticado a cualquier solicitud que contenga \"/nobody\" en la URL, omitiendo así los controles de inicio de sesión."
    }
  ],
  "lastModified": "2026-06-17T09:13:24.613",
  "sourceIdentifier": "disclosure@vulncheck.com"
}