cnvd - cnvd-2022-31820

cnvd-2022-31820

Vulnerability from cnvd

Title: DrayTek Vigor格式字符串漏洞

Description:

DrayTek Vigor是一种路由器。

DrayTek Vigor中存在一个格式字符串漏洞，远程攻击者可利用该漏洞通过包含格式错误的查询字符串的特制HTTP消息执行任意代码。

Severity: 高

Patch Name: DrayTek Vigor格式字符串漏洞的补丁

Patch Description:

DrayTek Vigor是一种路由器。

DrayTek Vigor中存在一个格式字符串漏洞，远程攻击者可利用该漏洞通过包含格式错误的查询字符串的特制HTTP消息执行任意代码。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://www.draytek.com/

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-42911

Impacted products

Name
['DrayTek Vigor2960 <=1.5.1.3', 'DrayTek Vigor300B <=1.5.1.3', 'DrayTek Vigor3900 <=1.5.1.3']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42911",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42911"
    }
  },
  "description": "DrayTek Vigor\u662f\u4e00\u79cd\u8def\u7531\u5668\u3002\n\nDrayTek Vigor\u4e2d\u5b58\u5728\u4e00\u4e2a\u683c\u5f0f\u5b57\u7b26\u4e32\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u5305\u542b\u683c\u5f0f\u9519\u8bef\u7684\u67e5\u8be2\u5b57\u7b26\u4e32\u7684\u7279\u5236HTTP\u6d88\u606f\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.draytek.com/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-31820",
  "openTime": "2022-04-24",
  "patchDescription": "DrayTek Vigor\u662f\u4e00\u79cd\u8def\u7531\u5668\u3002\r\n\r\nDrayTek Vigor\u4e2d\u5b58\u5728\u4e00\u4e2a\u683c\u5f0f\u5b57\u7b26\u4e32\u6f0f\u6d1e\uff0c\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u5305\u542b\u683c\u5f0f\u9519\u8bef\u7684\u67e5\u8be2\u5b57\u7b26\u4e32\u7684\u7279\u5236HTTP\u6d88\u606f\u6267\u884c\u4efb\u610f\u4ee3\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": "DrayTek Vigor\u683c\u5f0f\u5b57\u7b26\u4e32\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "DrayTek Vigor2960 \u003c=1.5.1.3",
      "DrayTek Vigor300B \u003c=1.5.1.3",
      "DrayTek Vigor3900 \u003c=1.5.1.3"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42911",
  "serverity": "\u9ad8",
  "submitTime": "2022-03-30",
  "title": "DrayTek Vigor\u683c\u5f0f\u5b57\u7b26\u4e32\u6f0f\u6d1e"
}

CVE-2021-42911 (GCVE-0-2021-42911)

Vulnerability from cvelistv5

Published

2022-03-29 19:30

Modified

2024-08-04 03:47

Severity ?

CWE

Summary

A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code.

References

▼	URL	Tags
	https://gist.github.com/Cossack9989/e9c1c2d2e69b773ca4251acdd77f2835	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:47:12.398Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gist.github.com/Cossack9989/e9c1c2d2e69b773ca4251acdd77f2835"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A Format String vulnerability exists in DrayTek Vigor 2960 \u003c= 1.5.1.3, DrayTek Vigor 3900 \u003c= 1.5.1.3, and DrayTek Vigor 300B \u003c= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-29T19:30:16",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gist.github.com/Cossack9989/e9c1c2d2e69b773ca4251acdd77f2835"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-42911",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A Format String vulnerability exists in DrayTek Vigor 2960 \u003c= 1.5.1.3, DrayTek Vigor 3900 \u003c= 1.5.1.3, and DrayTek Vigor 300B \u003c= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://gist.github.com/Cossack9989/e9c1c2d2e69b773ca4251acdd77f2835",
              "refsource": "MISC",
              "url": "https://gist.github.com/Cossack9989/e9c1c2d2e69b773ca4251acdd77f2835"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-42911",
    "datePublished": "2022-03-29T19:30:16",
    "dateReserved": "2021-10-25T00:00:00",
    "dateUpdated": "2024-08-04T03:47:12.398Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted