Vulnerability-Lookup

CNVD-2021-102061

Vulnerability from cnvd - Published: 2021-12-24

Title

GoAhead文件上传漏洞

Description

GoAhead是美国Embedthis Software公司的一个开源的小型嵌入式 Web 服务器。 GoAhead存在文件上传漏洞，该漏洞源于在文件上传过滤器中过滤处理的不全。攻击者可利用此漏洞将不受信任的环境变量导入到脆弱的CGI脚本。

Severity

高

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://github.com/embedthis/goahead

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42342

Impacted products

Name
['Embedthis Software Goahead 4.', 'Embedthis Software Goahead 5.，<5.1.5']

Show details on source website

JSON

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42342",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42342"
    }
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  "description": "GoAhead\u662f\u7f8e\u56fdEmbedthis Software\u516c\u53f8\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u5c0f\u578b\u5d4c\u5165\u5f0f Web \u670d\u52a1\u5668\u3002\n\nGoAhead\u5b58\u5728\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u6587\u4ef6\u4e0a\u4f20\u8fc7\u6ee4\u5668\u4e2d\u8fc7\u6ee4\u5904\u7406\u7684\u4e0d\u5168\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6b64\u6f0f\u6d1e\u5c06\u4e0d\u53d7\u4fe1\u4efb\u7684\u73af\u5883\u53d8\u91cf\u5bfc\u5165\u5230\u8106\u5f31\u7684CGI\u811a\u672c\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://github.com/embedthis/goahead",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102061",
  "openTime": "2021-12-24",
  "products": {
    "product": [
      "Embedthis Software Goahead 4.*",
      "Embedthis Software Goahead 5.*\uff0c\u003c5.1.5"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42342",
  "serverity": "\u9ad8",
  "submitTime": "2021-10-16",
  "title": "GoAhead\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e"
}

CVE-2021-42342 (GCVE-0-2021-42342)

Vulnerability from cvelistv5 – Published: 2021-10-14 05:08 – Updated: 2024-08-04 03:30

Summary

An issue was discovered in GoAhead 4.x and 5.x before 5.1.5. In the file upload filter, user form variables can be passed to CGI scripts without being prefixed with the CGI prefix. This permits tunneling untrusted environment variables into vulnerable CGI scripts.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/embedthis/goahead/issues/305	x_refsource_MISC

Show details on NVD website

JSON

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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.

Detection rules are retrieved from Rulezet.

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.

Related by attack behaviour

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.