FKIE_CVE-2018-20512

Vulnerability from fkie_nvd - Published: 2019-01-03 19:29 - Updated: 2026-06-17 01:53
Severity
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
EPON CPE-WiFi devices 2.0.4-X000 are vulnerable to escalation of privileges by sending cooLogin=1, cooUser=admin, and timestamp=-1 cookies.
References
cve@mitre.orghttps://www.reddit.com/r/networking/comments/abu4kq/vulnerability_in_cdata_technologies_epon_cpewifi/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.reddit.com/r/networking/comments/abu4kq/vulnerability_in_cdata_technologies_epon_cpewifi/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
cdatatec epon_cpe-wifi_devices_firmware 2.0.4-x000
cdatatec fd108bn -
cdatatec fd111hz -
cdatatec fd111y -
cdatatec fd114y -
cdatatec fd212gw -
cdatatec fd212h -
cdatatec fd214gh -
cdatatec fd214gw -
cdatatec fd404gh -
cdatatec fd404gw -
cdatatec fd600-104 -
cdatatec fd600-104g -
cdatatec fd600-108f-hz500 -
cdatatec fd600-111g -
cdatatec fd600-111gw -
cdatatec fd600-301 -
cdatatec fd600-301gw -
cdatatec fd600-304 -
cdatatec fd600-304ga-hr500 -
cdatatec fd600-304ga-hr511 -
cdatatec fd600-521g -
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{
  "affected": [
    {
      "affectedData": [
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          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "EPON CPE-WiFi devices 2.0.4-X000 are vulnerable to escalation of privileges by sending cooLogin=1, cooUser=admin, and timestamp=-1 cookies."
    },
    {
      "lang": "es",
      "value": "Los dispositivos EPON CPE-WiFi 2.0.4-X000 son vulnerables a un escalado de privilegios enviando cookies de cooLogin=1, cooUser=admin y timestamp=-1."
    }
  ],
  "id": "CVE-2018-20512",
  "lastModified": "2026-06-17T01:53:00.440",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 10.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-01-03T19:29:01.600",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.reddit.com/r/networking/comments/abu4kq/vulnerability_in_cdata_technologies_epon_cpewifi/"
    },
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    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-565"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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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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