Vulnerability-Lookup

CNVD-2021-94843

Vulnerability from cnvd - Published: 2021-12-07

Title

D-Link DSP-W215空指针解引用漏洞

Description

D-Link DSP-W215是中国台湾友讯（D-Link）公司的一款智能插头产品。 D-Link DSP-W215 1.10中存在安全漏洞，攻击者可利用漏洞导致相关设备拒绝服务。

Severity

中

Patch Name

D-Link DSP-W215空指针解引用漏洞的补丁

Patch Description

D-Link DSP-W215是中国台湾友讯（D-Link）公司的一款智能插头产品。 D-Link DSP-W215 1.10中存在安全漏洞，攻击者可利用漏洞导致相关设备拒绝服务。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=SAP10211

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-29295

Impacted products

Name
D-Link DSP-W215 1.1

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-29295",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-29295"
    }
  },
  "description": "D-Link DSP-W215\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u667a\u80fd\u63d2\u5934\u4ea7\u54c1\u3002\n\nD-Link DSP-W215 1.10\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u76f8\u5173\u8bbe\u5907\u62d2\u7edd\u670d\u52a1\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94843",
  "openTime": "2021-12-07",
  "patchDescription": "D-Link DSP-W215\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u667a\u80fd\u63d2\u5934\u4ea7\u54c1\u3002\r\n\r\nD-Link DSP-W215 1.10\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u76f8\u5173\u8bbe\u5907\u62d2\u7edd\u670d\u52a1\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 DSP-W215\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "D-Link DSP-W215 1.1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-29295",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-12",
  "title": "D-Link DSP-W215\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2021-29295 (GCVE-0-2021-29295)

Vulnerability from cvelistv5 – Published: 2021-08-10 19:38 – Updated: 2024-08-03 22:02 Unsupported When Assigned

Summary

Null Pointer Dereference vulnerability exists in D-Link DSP-W215 1.10, which could let a remote malicious user cause a denial of servie via usr/bin/lighttpd. It could be triggered by sending an HTTP request without URL in the start line directly to the device. NOTE: The DSP-W215 and all hardware revisions is considered End of Life and as such this issue will not be patched

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://www.dlink.com/en/security-bulletin/	x_refsource_MISC
https://supportannouncement.us.dlink.com/announce…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
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          "dateUpdated": "2024-08-03T22:02:51.355Z",
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            "url": "https://www.dlink.com/en/security-bulletin/"
          },
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            ],
            "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10211"
          }
        ],
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        }
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      "providerMetadata": {
        "dateUpdated": "2021-08-10T19:38:00.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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          "url": "https://www.dlink.com/en/security-bulletin/"
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          ],
          "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10211"
        }
      ],
      "tags": [
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      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2021-29295",
          "STATE": "PUBLIC"
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        "data_version": "4.0",
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    "datePublished": "2021-08-10T19:38:00.000Z",
    "dateReserved": "2021-03-29T00:00:00.000Z",
    "dateUpdated": "2024-08-03T22:02:51.355Z",
    "state": "PUBLISHED"
  },
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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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.