Vulnerability-Lookup

CNVD-2021-67518

Vulnerability from cnvd - Published: 2021-09-02

Title

D-Link DVX-2000MS默认帐户漏洞

Description

D-Link DVX-2000MS是中国台湾友讯（D-Link）公司的一个用于IP电话系统的硬件。 D-Link DVX-2000MS 存在安全漏洞，该漏洞源于D-Link DVX-2000MS 在“/etc/passwd”文件中包含未记录用户帐户的硬编码凭据。攻击者可利用该漏洞从散列值中恢复明文密码。

Severity

中

Patch Name

D-Link DVX-2000MS默认帐户漏洞的补丁

Patch Description

D-Link DVX-2000MS是中国台湾友讯（D-Link）公司的一个用于IP电话系统的硬件。 D-Link DVX-2000MS 存在安全漏洞，该漏洞源于D-Link DVX-2000MS 在“/etc/passwd”文件中包含未记录用户帐户的硬编码凭据。攻击者可利用该漏洞从散列值中恢复明文密码。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10236

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-39614

Impacted products

Name
D-Link DVX-2000MS

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-39614"
    }
  },
  "description": "D-Link DVX-2000MS\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8eIP\u7535\u8bdd\u7cfb\u7edf\u7684\u786c\u4ef6\u3002\n\nD-Link DVX-2000MS \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eD-Link DVX-2000MS \u5728\u201c/etc/passwd\u201d\u6587\u4ef6\u4e2d\u5305\u542b\u672a\u8bb0\u5f55\u7528\u6237\u5e10\u6237\u7684\u786c\u7f16\u7801\u51ed\u636e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ece\u6563\u5217\u503c\u4e2d\u6062\u590d\u660e\u6587\u5bc6\u7801\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10236",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-67518",
  "openTime": "2021-09-02",
  "patchDescription": "D-Link DVX-2000MS\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8eIP\u7535\u8bdd\u7cfb\u7edf\u7684\u786c\u4ef6\u3002\r\n\r\nD-Link DVX-2000MS \u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eD-Link DVX-2000MS \u5728\u201c/etc/passwd\u201d\u6587\u4ef6\u4e2d\u5305\u542b\u672a\u8bb0\u5f55\u7528\u6237\u5e10\u6237\u7684\u786c\u7f16\u7801\u51ed\u636e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4ece\u6563\u5217\u503c\u4e2d\u6062\u590d\u660e\u6587\u5bc6\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "D-Link DVX-2000MS\u9ed8\u8ba4\u5e10\u6237\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "D-Link DVX-2000MS"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-39614",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-25",
  "title": "D-Link DVX-2000MS\u9ed8\u8ba4\u5e10\u6237\u6f0f\u6d1e"
}

CVE-2021-39614 (GCVE-0-2021-39614)

Vulnerability from cvelistv5 – Published: 2021-08-23 21:21 – Updated: 2024-08-04 02:13

Summary

D-Link DVX-2000MS contains hard-coded credentials for undocumented user accounts in the '/etc/passwd' file. As weak passwords have been used, the plaintext passwords can be recovered from the hash values.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

3 references

URL	Tags
https://www.dlink.com/en/security-bulletin/	x_refsource_MISC
https://supportannouncement.us.dlink.com/announce…	x_refsource_MISC
https://www.nussko.com/advisories/advisory-2021-0…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:13:37.308Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.dlink.com/en/security-bulletin/"
          },
          {
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              "x_transferred"
            ],
            "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10236"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.nussko.com/advisories/advisory-2021-08-01.txt"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "D-Link DVX-2000MS contains hard-coded credentials for undocumented user accounts in the \u0027/etc/passwd\u0027 file. As weak passwords have been used, the plaintext passwords can be recovered from the hash values."
        }
      ],
      "problemTypes": [
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              "lang": "en",
              "type": "text"
            }
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-08-23T21:21:18.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.dlink.com/en/security-bulletin/"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10236"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.nussko.com/advisories/advisory-2021-08-01.txt"
        }
      ],
      "x_ConverterErrors": {
        "cvssV3_1": {
          "error": "CVSSV3_1 data from v4 record is invalid",
          "message": "Missing mandatory metrics \"AV\""
        }
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-39614",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
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                },
                "vendor_name": "n/a"
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        "impact": {
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            "availabilityImpact": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AC:L/A:H/C:H/I:H/PR:N/S:U/UI:N",
            "version": "3.1"
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}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2021-67518

CVE-2021-39614 (GCVE-0-2021-39614)

Tags

Sightings

Nomenclature

Related by attack behaviour