Vulnerability-Lookup

CNVD-2021-84279

Vulnerability from cnvd - Published: 2021-11-05

Title

Monstra CMS代码问题漏洞

Description

Monstra CMS是乌克兰Sergey Romanenko个人开发者的一套基于PHP的轻量级内容管理系统（CMS）。 Monstra CMS v3.0.4中存在代码问题漏洞，攻击者可利用该漏洞通过绕过文件扩展名过滤器并上传精心制作的HTML文件来执行任意Web脚本或HTML。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://monstra.org/

Reference

https://github.com/monstra-cms/monstra/issues/461

Impacted products

Name
Monstra CMS Monstra CMS 3.0.4

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-20691"
    }
  },
  "description": "Monstra CMS\u662f\u4e4c\u514b\u5170Sergey Romanenko\u4e2a\u4eba\u5f00\u53d1\u8005\u7684\u4e00\u5957\u57fa\u4e8ePHP\u7684\u8f7b\u91cf\u7ea7\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff08CMS\uff09\u3002\n\nMonstra CMS v3.0.4\u4e2d\u5b58\u5728\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u7ed5\u8fc7\u6587\u4ef6\u6269\u5c55\u540d\u8fc7\u6ee4\u5668\u5e76\u4e0a\u4f20\u7cbe\u5fc3\u5236\u4f5c\u7684HTML\u6587\u4ef6\u6765\u6267\u884c\u4efb\u610fWeb\u811a\u672c\u6216HTML\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://monstra.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-84279",
  "openTime": "2021-11-05",
  "products": {
    "product": "Monstra CMS Monstra CMS 3.0.4"
  },
  "referenceLink": "https://github.com/monstra-cms/monstra/issues/461",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-29",
  "title": "Monstra CMS\u4ee3\u7801\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2020-20691 (GCVE-0-2020-20691)

Vulnerability from cvelistv5 – Published: 2021-09-27 21:34 – Updated: 2024-08-04 14:22

Summary

An issue in Monstra CMS v3.0.4 allows attackers to execute arbitrary web scripts or HTML via bypassing the file extension filter and uploading crafted HTML files.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root Scorecard

References

1 reference

URL	Tags
https://github.com/monstra-cms/monstra/issues/461	x_refsource_MISC

Show details on NVD website

JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T14:22:25.257Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
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          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/monstra-cms/monstra/issues/461"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
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      ],
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      "providerMetadata": {
        "dateUpdated": "2021-09-27T21:34:17.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/monstra-cms/monstra/issues/461"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-20691",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
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                      }
                    }
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                },
                "vendor_name": "n/a"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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                  "lang": "eng",
                  "value": "n/a"
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            }
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2021-09-27T21:34:17.000Z",
    "dateReserved": "2020-08-13T00:00:00.000Z",
    "dateUpdated": "2024-08-04T14:22:25.257Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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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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CNVD-2021-84279

CVE-2020-20691 (GCVE-0-2020-20691)

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Nomenclature

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