Vulnerability-Lookup

CNVD-2022-31821

Vulnerability from cnvd - Published: 2022-04-24

Title

DrayTek Vigor远程命令注入漏洞

Description

DrayTek Vigor是一种路由器。 DrayTek Vigor中存在一个远程命令注入漏洞，攻击者可利用该漏洞通过在mainfunction.cgi中包含格式错误的查询字符串的精心编制的HTTP消息，让远程恶意用户执行任意代码。

Severity

高

Patch Name

DrayTek Vigor远程命令注入漏洞的补丁

Patch Description

DrayTek Vigor是一种路由器。 DrayTek Vigor中存在一个远程命令注入漏洞，攻击者可利用该漏洞通过在mainfunction.cgi中包含格式错误的查询字符串的精心编制的HTTP消息，让远程恶意用户执行任意代码。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-2021-43118

Impacted products

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

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JSON

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    "cve": {
      "cveNumber": "CVE-2021-43118",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-43118"
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  "description": "DrayTek Vigor\u662f\u4e00\u79cd\u8def\u7531\u5668\u3002\n\nDrayTek Vigor\u4e2d\u5b58\u5728\u4e00\u4e2a\u8fdc\u7a0b\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u5728mainfunction.cgi\u4e2d\u5305\u542b\u683c\u5f0f\u9519\u8bef\u7684\u67e5\u8be2\u5b57\u7b26\u4e32\u7684\u7cbe\u5fc3\u7f16\u5236\u7684HTTP\u6d88\u606f\uff0c\u8ba9\u8fdc\u7a0b\u6076\u610f\u7528\u6237\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-2022-31821",
  "openTime": "2022-04-24",
  "patchDescription": "DrayTek Vigor\u662f\u4e00\u79cd\u8def\u7531\u5668\u3002\r\n\r\nDrayTek Vigor\u4e2d\u5b58\u5728\u4e00\u4e2a\u8fdc\u7a0b\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u5728mainfunction.cgi\u4e2d\u5305\u542b\u683c\u5f0f\u9519\u8bef\u7684\u67e5\u8be2\u5b57\u7b26\u4e32\u7684\u7cbe\u5fc3\u7f16\u5236\u7684HTTP\u6d88\u606f\uff0c\u8ba9\u8fdc\u7a0b\u6076\u610f\u7528\u6237\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\u8fdc\u7a0b\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "DrayTek Vigor3900 1.5.1.3",
      "DrayTek Vigor2960 1.5.1.3",
      "DrayTek Vigor300B 1.5.1.3"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-43118",
  "serverity": "\u9ad8",
  "submitTime": "2022-03-30",
  "title": "DrayTek Vigor\u8fdc\u7a0b\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-43118 (GCVE-0-2021-43118)

Vulnerability from cvelistv5 – Published: 2022-03-29 19:37 – Updated: 2024-08-04 03:47

Summary

A Remote Command Injection 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 via a crafted HTTP message containing malformed QUERY STRING in mainfunction.cgi, which could let a remote malicious user execute arbitrary code.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://gist.github.com/Cossack9989/6034c077f46e4…	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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.

Action not permitted

CNVD-2022-31821

CVE-2021-43118 (GCVE-0-2021-43118)

Tags

Sightings

Nomenclature

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