Vulnerability-Lookup

CNVD-2020-47941

Vulnerability from cnvd - Published: 2020-08-24

Title

D-Link DIR-822缓冲区溢出漏洞

Description

D-Link DIR-822是一款AC1200 Wi-Fi路由器。 D-Link DIR-822 v.202KRb06及更早版本存在缓冲区溢出漏洞。攻击者可通过/HNAP1/SetClientInfo HNAP协议消息中的长MacAddress数据利用该漏洞导致缓冲区溢出。

Severity

中

Patch Name

D-Link DIR-822缓冲区溢出漏洞的补丁

Patch Description

D-Link DIR-822是一款AC1200 Wi-Fi路由器。 D-Link DIR-822 v.202KRb06及更早版本存在缓冲区溢出漏洞。攻击者可通过/HNAP1/SetClientInfo HNAP协议消息中的长MacAddress数据利用该漏洞导致缓冲区溢出。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

厂商已发布了漏洞修复程序，请及时关注更新：https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175

Reference

https://nvd.nist.gov/vuln/detail/CVE-2019-6258

Impacted products

Name
DLink DIR-822 <=v.202KRb06

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-6258",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-6258"
    }
  },
  "description": "D-Link DIR-822\u662f\u4e00\u6b3eAC1200 Wi-Fi\u8def\u7531\u5668\u3002\n\nD-Link DIR-822 v.202KRb06\u53ca\u66f4\u65e9\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7/HNAP1/SetClientInfo HNAP\u534f\u8bae\u6d88\u606f\u4e2d\u7684\u957fMacAddress\u6570\u636e\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1ahttps://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-47941",
  "openTime": "2020-08-24",
  "patchDescription": "D-Link DIR-822\u662f\u4e00\u6b3eAC1200 Wi-Fi\u8def\u7531\u5668\u3002\r\n\r\nD-Link DIR-822 v.202KRb06\u53ca\u66f4\u65e9\u7248\u672c\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7/HNAP1/SetClientInfo HNAP\u534f\u8bae\u6d88\u606f\u4e2d\u7684\u957fMacAddress\u6570\u636e\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\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 DIR-822\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "DLink DIR-822 \u003c=v.202KRb06"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-6258",
  "serverity": "\u4e2d",
  "submitTime": "2020-08-19",
  "title": "D-Link DIR-822\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-6258 (GCVE-0-2019-6258)

Vulnerability from cvelistv5 – Published: 2020-08-18 16:48 – Updated: 2024-08-04 20:16

Summary

D-Link DIR-822 Rev.Bx devices with firmware v.202KRb06 and older allow a buffer overflow via long MacAddress data in a /HNAP1/SetClientInfo HNAP protocol message, which is mishandled in /usr/sbin/udhcpd during reading of the /var/servd/LAN-1-udhcpd.conf file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

2 references

URL	Tags
https://github.com/pr0v3rbs/CVE/tree/master/CVE-2…	x_refsource_MISC
https://supportannouncement.us.dlink.com/announce…	x_refsource_CONFIRM

Show details on NVD website

JSON

To clipboard

{
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        "providerMetadata": {
          "dateUpdated": "2024-08-04T20:16:24.697Z",
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            "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175"
          }
        ],
        "title": "CVE Program Container"
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        }
      ],
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      "providerMetadata": {
        "dateUpdated": "2020-08-18T16:48:40.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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          "url": "https://github.com/pr0v3rbs/CVE/tree/master/CVE-2019-6258"
        },
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          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-6258",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
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        "description": {
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            },
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              "name": "https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10175",
              "refsource": "CONFIRM",
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  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "datePublished": "2020-08-18T16:48:40.000Z",
    "dateReserved": "2019-01-14T00:00:00.000Z",
    "dateUpdated": "2024-08-04T20:16:24.697Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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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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Action not permitted

CNVD-2020-47941

CVE-2019-6258 (GCVE-0-2019-6258)

Tags

Sightings

Nomenclature

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