cnvd - cnvd-2022-50635

CNVD-2022-50635

Vulnerability from cnvd - Published: 2022-07-10

Title

TP-LINK TL-WR840N缓冲区溢出漏洞

Description

TP-LINK TL-WR840N是一款无线路由器。 TP-LINK TL-WR840N被发现包含通过DNS服务器参数溢出的缓冲区溢出。攻击者可利用该漏洞导致程序运行失败、系统宕机、重新启动等后果。

Severity

中

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.tp-link.com/us/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2022-26639

Impacted products

Name
TP-Link TL-WR840N v6.20

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-26639",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2022-26639"
    }
  },
  "description": "TP-LINK TL-WR840N\u662f\u4e00\u6b3e \u65e0\u7ebf\u8def\u7531\u5668\u3002\n\nTP-LINK TL-WR840N\u88ab\u53d1\u73b0\u5305\u542b\u901a\u8fc7DNS\u670d\u52a1\u5668\u53c2\u6570\u6ea2\u51fa\u7684\u7f13\u51b2\u533a\u6ea2\u51fa\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7a0b\u5e8f\u8fd0\u884c\u5931\u8d25\u3001\u7cfb\u7edf\u5b95\u673a\u3001\u91cd\u65b0\u542f\u52a8\u7b49\u540e\u679c\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.tp-link.com/us/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-50635",
  "openTime": "2022-07-10",
  "products": {
    "product": "TP-Link TL-WR840N v6.20"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2022-26639",
  "serverity": "\u4e2d",
  "submitTime": "2022-03-29",
  "title": "TP-LINK TL-WR840N\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2022-26639 (GCVE-0-2022-26639)

Vulnerability from cvelistv5 – Published: 2022-03-28 22:42 – Updated: 2024-08-03 05:11

Summary

TP-LINK TL-WR840N(ES)_V6.20 was discovered to contain a buffer overflow via the DNSServers parameter.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

https://github.com/Quadron-Research-Lab/Hardware-…

x_refsource_MISC

Show details on NVD website

JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-03T05:11:42.702Z",
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              "x_transferred"
            ],
            "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_DNSServers%3D.pdf"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
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      "descriptions": [
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      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-28T22:42:46",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
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          "tags": [
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          ],
          "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_DNSServers%3D.pdf"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2022-26639",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
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                "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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        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "refsource": "MISC",
              "url": "https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr840n_DNSServers%3D.pdf"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2022-03-28T22:42:46",
    "dateReserved": "2022-03-07T00:00:00",
    "dateUpdated": "2024-08-03T05:11:42.702Z",
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  },
  "dataType": "CVE_RECORD",
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}

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.

Action not permitted

CNVD-2022-50635

CVE-2022-26639 (GCVE-0-2022-26639)

Tags

Sightings

Nomenclature