FKIE_CVE-2021-21740

Vulnerability from fkie_nvd - Published: 2021-08-09 16:15 - Updated: 2024-11-21 05:48
Severity ?
2.4 (Low) - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
There is an information leak vulnerability in the digital media player (DMS) of ZTE's residential gateway product. The attacker could insert the USB disk with the symbolic link into the residential gateway, and access unauthorized directory information through the symbolic link, causing information leak.
References
psirt@zte.com.cnhttps://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017244Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017244Vendor Advisory
Impacted products
Vendor Product Version
zte zxhn_h2640_firmware 10.0.0c6_ty
zte zxhn_h2640 -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zte:zxhn_h2640_firmware:10.0.0c6_ty:*:*:*:*:*:*:*",
              "matchCriteriaId": "FC47AFC2-3F09-43A5-8E36-7C751180CE82",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zte:zxhn_h2640:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "B4451A86-1BF1-4B10-9A5A-0D532C9F5F9B",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is an information leak vulnerability in the digital media player (DMS) of ZTE\u0027s residential gateway product. The attacker could insert the USB disk with the symbolic link into the residential gateway, and access unauthorized directory information through the symbolic link, causing information leak."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de filtrado de informaci\u00f3n en el reproductor multimedia digital (DMS) del producto de puerta de enlace residencial de ZTE. El atacante podr\u00eda insertar el disco USB con el enlace simb\u00f3lico en el gateway residencial y acceder a informaci\u00f3n de directorio no autorizada mediante el enlace simb\u00f3lico, causando un filtrado de informaci\u00f3n"
    }
  ],
  "id": "CVE-2021-21740",
  "lastModified": "2024-11-21T05:48:54.987",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "NONE",
          "baseScore": 2.4,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-09T16:15:07.037",
  "references": [
    {
      "source": "psirt@zte.com.cn",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017244"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1017244"
    }
  ],
  "sourceIdentifier": "psirt@zte.com.cn",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • 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.



Detection rules are retrieved from Rulezet.