Vulnerability-Lookup

CNVD-2021-63769

Vulnerability from cnvd - Published: 2021-08-21

Title

友讯科技DSL-2740R代码问题漏洞

Description

友讯科技DSL-2740R是中国台湾友讯（D-Link）公司的一款高性能 ADSL 路由器。友讯科技DSL-2740R UK 1.01存在安全漏洞，攻击者可利用该漏洞可导致相关设备拒绝服务。

Severity

中

Patch Name

友讯科技DSL-2740R代码问题漏洞的补丁

Patch Description

友讯科技DSL-2740R是中国台湾友讯（D-Link）公司的一款高性能 ADSL 路由器。友讯科技DSL-2740R UK 1.01存在安全漏洞，攻击者可利用该漏洞可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=SAP10213

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-29294

Impacted products

Name
友讯科技 DSL-2740R UK 1.01

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-29294"
    }
  },
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  "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=SAP10213",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-63769",
  "openTime": "2021-08-21",
  "patchDescription": "\u53cb\u8baf\u79d1\u6280DSL-2740R\u662f\u4e2d\u56fd\u53f0\u6e7e\u53cb\u8baf\uff08D-Link\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u9ad8\u6027\u80fd ADSL \u8def\u7531\u5668\u3002\r\n\r\n\u53cb\u8baf\u79d1\u6280DSL-2740R UK 1.01\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\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": "\u53cb\u8baf\u79d1\u6280DSL-2740R\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "\u53cb\u8baf\u79d1\u6280 DSL-2740R UK 1.01"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-29294",
  "serverity": "\u4e2d",
  "submitTime": "2021-08-12",
  "title": "\u53cb\u8baf\u79d1\u6280DSL-2740R\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-29294 (GCVE-0-2021-29294)

Vulnerability from cvelistv5 – Published: 2021-08-10 19:32 – Updated: 2024-08-03 22:02 Unsupported When Assigned

Summary

Null Pointer Dereference vulnerability exists in D-Link DSL-2740R UK_1.01, which could let a remove malicious user cause a denial of service via the send_hnap_unauthorized function. It could be triggered by sending crafted POST request to /HNAP1/. NOTE: The DSL-2740R and all hardware revisions are considered End of Life and as such this issue will not be patched

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

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": "2024-08-03T22:02:51.736Z",
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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=SAP10213"
          }
        ],
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        }
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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=SAP10213"
        }
      ],
      "tags": [
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      ],
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    "dateReserved": "2021-03-29T00:00:00.000Z",
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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.
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CNVD-2021-63769

CVE-2021-29294 (GCVE-0-2021-29294)

Tags

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Nomenclature

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