FKIE_CVE-2025-71056

Vulnerability from fkie_nvd - Published: 2026-02-23 21:19 - Updated: 2026-02-27 16:16
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user.
References
cve@mitre.orghttp://www.szgcom.com
cve@mitre.orghttps://github.com/theShinigami/CVE-Disclosures/blob/main/CVE-2025-71056/README.md
cve@mitre.orghttps://johnbai.en.made-in-china.com/product/JXnENzmlJFpv/China-H18gn-Series-Gpon-Ont-ONU.html
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper session management in GCOM EPON 1GE ONU version C00R371V00B01 allows attackers to execute a session hijacking attack via spoofing the IP address of an authenticated user."
    },
    {
      "lang": "es",
      "value": "La gesti\u00f3n de sesi\u00f3n inadecuada en GCOM EPON 1GE ONU versi\u00f3n C00R371V00B01 permite a los atacantes ejecutar un ataque de secuestro de sesi\u00f3n mediante la suplantaci\u00f3n de la direcci\u00f3n IP de un usuario autenticado."
    }
  ],
  "id": "CVE-2025-71056",
  "lastModified": "2026-02-27T16:16:22.730",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-02-23T21:19:09.680",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.szgcom.com"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/theShinigami/CVE-Disclosures/blob/main/CVE-2025-71056/README.md"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://johnbai.en.made-in-china.com/product/JXnENzmlJFpv/China-H18gn-Series-Gpon-Ont-ONU.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-290"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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  • 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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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.