Vulnerability-Lookup

CNVD-2021-94153

Vulnerability from cnvd - Published: 2021-12-03

Title

WordPress插件跨站脚本漏洞（CNVD-2021-94153）

Description

WordPress是一个基于 PHP、MySQL 和 JavaScript 的项目，并使用 Node 作为其 JavaScript 依赖项。本地开发环境可用于快速启动和运行。 WordPress在5.8 beta 1版本中存在XSS漏洞，该漏洞与受影响版本未正确过滤用户输入有关。引入的小部件编辑器在自定义HTML功能中对HTML输入的处理不当，这会导致在自定义 HTML小部件中存储 XSS。攻击者可利用该漏洞获取管理员cookie。

Severity

低

Patch Name

WordPress插件跨站脚本漏洞（CNVD-2021-94153）的补丁

Patch Description

Formal description

厂商已发布了漏洞修补程序，请及时关注更新： https://github.com/WordPress/wordpress-develop/releases

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-39202

Impacted products

Name
WordPress WordPress 5.8 beta 1

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-39202",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-39202"
    }
  },
  "description": "WordPress\u662f\u4e00\u4e2a\u57fa\u4e8e PHP\u3001MySQL \u548c JavaScript \u7684\u9879\u76ee\uff0c\u5e76\u4f7f\u7528 Node \u4f5c\u4e3a\u5176 JavaScript \u4f9d\u8d56\u9879\u3002\u672c\u5730\u5f00\u53d1\u73af\u5883\u53ef\u7528\u4e8e\u5feb\u901f\u542f\u52a8\u548c\u8fd0\u884c\u3002\n\nWordPress\u57285.8 beta 1\u7248\u672c\u4e2d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u786e\u8fc7\u6ee4\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5f15\u5165\u7684\u5c0f\u90e8\u4ef6\u7f16\u8f91\u5668\u5728\u81ea\u5b9a\u4e49HTML\u529f\u80fd\u4e2d\u5bf9HTML\u8f93\u5165\u7684\u5904\u7406\u4e0d\u5f53\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5728\u81ea\u5b9a\u4e49 HTML\u5c0f\u90e8\u4ef6\u4e2d\u5b58\u50a8 XSS\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458cookie\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u8865\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/WordPress/wordpress-develop/releases",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-94153",
  "openTime": "2021-12-03",
  "patchDescription": "WordPress\u662f\u4e00\u4e2a\u57fa\u4e8e PHP\u3001MySQL \u548c JavaScript \u7684\u9879\u76ee\uff0c\u5e76\u4f7f\u7528 Node \u4f5c\u4e3a\u5176 JavaScript \u4f9d\u8d56\u9879\u3002\u672c\u5730\u5f00\u53d1\u73af\u5883\u53ef\u7528\u4e8e\u5feb\u901f\u542f\u52a8\u548c\u8fd0\u884c\u3002\r\n\r\nWordPress\u57285.8 beta 1\u7248\u672c\u4e2d\u5b58\u5728XSS\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4e0e\u53d7\u5f71\u54cd\u7248\u672c\u672a\u6b63\u786e\u8fc7\u6ee4\u7528\u6237\u8f93\u5165\u6709\u5173\u3002\u5f15\u5165\u7684\u5c0f\u90e8\u4ef6\u7f16\u8f91\u5668\u5728\u81ea\u5b9a\u4e49HTML\u529f\u80fd\u4e2d\u5bf9HTML\u8f93\u5165\u7684\u5904\u7406\u4e0d\u5f53\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u5728\u81ea\u5b9a\u4e49 HTML\u5c0f\u90e8\u4ef6\u4e2d\u5b58\u50a8 XSS\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u7ba1\u7406\u5458cookie\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": "WordPress\u63d2\u4ef6\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-94153\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "WordPress WordPress 5.8 beta 1"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-39202",
  "serverity": "\u4f4e",
  "submitTime": "2021-09-10",
  "title": "WordPress\u63d2\u4ef6\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e\uff08CNVD-2021-94153\uff09"
}

CVE-2021-39202 (GCVE-0-2021-39202)

Vulnerability from cvelistv5 – Published: 2021-09-09 21:55 – Updated: 2024-08-04 01:58

Title

WordPress 5.8 beta: Stored Cross-Site Scripting (XSS) vulnerability in widget

Summary

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.

Severity

7.6 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

GitHub_M mitre root

References

2 references

URL	Tags
https://github.com/WordPress/wordpress-develop/se…	x_refsource_CONFIRM
https://hackerone.com/reports/1222797	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
WordPress	wordpress-develop	Affected: 5.8 beta 1 Affected: 5.8 beta 2

Show details on NVD website

JSON

To clipboard

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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:58:18.268Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-fr6h-3855-j297"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/1222797"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "wordpress-develop",
          "vendor": "WordPress",
          "versions": [
            {
              "status": "affected",
              "version": "5.8 beta 1"
            },
            {
              "status": "affected",
              "version": "5.8 beta 2"
            }
          ]
        }
      ],
      "descriptions": [
        {
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-09-09T21:55:11.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
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          ],
          "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-fr6h-3855-j297"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/1222797"
        }
      ],
      "source": {
        "advisory": "GHSA-fr6h-3855-j297",
        "discovery": "UNKNOWN"
      },
      "title": "WordPress 5.8 beta: Stored Cross-Site Scripting (XSS) vulnerability in widget",
      "x_legacyV4Record": {
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          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2021-39202",
          "STATE": "PUBLIC",
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        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "wordpress-develop",
                      "version": {
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                            "version_value": "5.8 beta 1"
                          },
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                            "version_value": "5.8 beta 2"
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                },
                "vendor_name": "WordPress"
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        "data_version": "4.0",
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            }
          ]
        },
        "impact": {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.6,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N",
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            },
            {
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              "refsource": "MISC",
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            }
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        },
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    "datePublished": "2021-09-09T21:55:11.000Z",
    "dateReserved": "2021-08-16T00:00:00.000Z",
    "dateUpdated": "2024-08-04T01:58:18.268Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.