FKIE_CVE-2025-66737

Vulnerability from fkie_nvd - Published: 2025-12-26 17:15 - Updated: 2026-10-05 18:10
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Summary
Yealink T21P_E2 Phone 52.84.0.15 is vulnerable to Directory Traversal. A remote normal privileged attacker can read arbitrary files via a crafted request result read function of the diagnostic component.
References
cve@mitre.orghttps://drive.google.com/file/d/1MpxnCL4koKupqWWDmY3ljlybjIPD8ieD/view?usp=sharingExploit
Impacted products
Vendor Product Version
yealink sip-t21\(p\)e2_firmware 52.84.0.15
yealink sip-t21\(p\)e2 -
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": [
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              "criteria": "cpe:2.3:o:yealink:sip-t21\\(p\\)e2_firmware:52.84.0.15:*:*:*:*:*:*:*",
              "matchCriteriaId": "E5998ED6-1C8F-4EF7-89D8-DC77D6D09348",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
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        {
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              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
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      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Yealink T21P_E2 Phone 52.84.0.15 is vulnerable to Directory Traversal. A remote normal privileged attacker can read arbitrary files via a crafted request result read function of the diagnostic component."
    },
    {
      "lang": "es",
      "value": "El tel\u00e9fono Yealink T21P_E2 52.84.0.15 es vulnerable a salto de directorio. Un atacante remoto con privilegios normales puede leer archivos arbitrarios a trav\u00e9s de una funci\u00f3n de lectura de resultados de solicitud especialmente dise\u00f1ada del componente de diagn\u00f3stico."
    }
  ],
  "id": "CVE-2025-66737",
  "lastModified": "2026-10-05T18:10:00.200",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-66737",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-12-27T15:32:40.968371Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-12-26T17:15:44.090",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "https://drive.google.com/file/d/1MpxnCL4koKupqWWDmY3ljlybjIPD8ieD/view?usp=sharing"
    }
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-23"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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