Vulnerability-Lookup

CNVD-2021-94152

Vulnerability from cnvd - Published: 2021-12-03

Title

KindEditor XSS漏洞

Description

KindEditor是一个轻量级、开源 (LGPL)、跨浏览器、基于 Web 的 WYSIWYG HTML 编辑器。KindEditor 能够将标准文本区域转换为富文本编辑。 KindEditor在4.1.x版本之前存在XSS漏洞，该漏洞与受影响版本未正常处理用户输入有关。在upload_json.php中由于filename参数未做相关数据过滤，导致存在XSS漏洞。攻击者可利用该漏洞获取网站管理员权限。

Severity

中

Patch Name

KindEditor XSS漏洞的补丁

Patch Description

Formal description

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://github.com/kindsoft/kindeditor/issues/336

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-42227

Impacted products

Name
KindEditor KindEditor >=4.1，<=4.1.12

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42227",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42227"
    }
  },
  "description": "KindEditor\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u3001\u5f00\u6e90 (LGPL)\u3001\u8de8\u6d4f\u89c8\u5668\u3001\u57fa\u4e8e Web \u7684 WYSIWYG HTML \u7f16\u8f91\u5668\u3002KindEditor \u80fd\u591f\u5c06\u6807\u51c6\u6587\u672c\u533a\u57df\u8f6c\u6362\u4e3a\u5bcc\u6587\u672c\u7f16\u8f91\u3002\n\nKindEditor\u57284.1.x\u7248\u672c\u4e4b\u524d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u5e38\u5904\u7406\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5728upload_json.php\u4e2d\u7531\u4e8efilename\u53c2\u6570\u672a\u505a\u76f8\u5173\u6570\u636e\u8fc7\u6ee4\uff0c\u5bfc\u81f4\u5b58\u5728XSS\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7f51\u7ad9\u7ba1\u7406\u5458\u6743\u9650\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/kindsoft/kindeditor/issues/336",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94152",
  "openTime": "2021-12-03",
  "patchDescription": "KindEditor\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u3001\u5f00\u6e90 (LGPL)\u3001\u8de8\u6d4f\u89c8\u5668\u3001\u57fa\u4e8e Web \u7684 WYSIWYG HTML \u7f16\u8f91\u5668\u3002KindEditor \u80fd\u591f\u5c06\u6807\u51c6\u6587\u672c\u533a\u57df\u8f6c\u6362\u4e3a\u5bcc\u6587\u672c\u7f16\u8f91\u3002\r\n\r\nKindEditor\u57284.1.x\u7248\u672c\u4e4b\u524d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u5e38\u5904\u7406\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5728upload_json.php\u4e2d\u7531\u4e8efilename\u53c2\u6570\u672a\u505a\u76f8\u5173\u6570\u636e\u8fc7\u6ee4\uff0c\u5bfc\u81f4\u5b58\u5728XSS\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7f51\u7ad9\u7ba1\u7406\u5458\u6743\u9650\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": "KindEditor XSS\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "KindEditor KindEditor \u003e=4.1\uff0c\u003c=4.1.12"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-42227",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-15",
  "title": "KindEditor XSS\u6f0f\u6d1e"
}

CVE-2021-42227 (GCVE-0-2021-42227)

Vulnerability from cvelistv5 – Published: 2021-10-14 16:35 – Updated: 2024-08-04 03:30

Summary

Cross SIte Scripting (XSS) vulnerability exists in KindEditor 4.1.x via a Google search inurl:/examples/uploadbutton.html and then the .html file on the website that uses this editor (the file suffix is allowed).

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://github.com/kindsoft/kindeditor/issues/336	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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            ],
            "url": "https://github.com/kindsoft/kindeditor/issues/336"
          }
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      "references": [
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  "cveMetadata": {
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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.