Vulnerability-Lookup

CNVD-2021-36534

Vulnerability from cnvd - Published: 2021-05-22

Title

WordPress plugin授权问题漏洞（CNVD-2021-36534）

Description

WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress 插件是WordPress开源的一个应用插件。 WordPress plugin 1.8之前版本User Switching 存在授权问题漏洞，该漏洞源于低特权用户可以使用AJAX动作“cp_plugins_do_button_job_later_callback”以及激活任意插件。目前没有详细漏洞细节提供。

Severity

中

Patch Name

WordPress plugin授权问题漏洞（CNVD-2021-36534）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://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-24195

Impacted products

Name
WordPress WordPress <1.8

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-24195",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-24195"
    }
  },
  "description": "WordPress\u662fWordpress\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u4f7f\u7528PHP\u8bed\u8a00\u5f00\u53d1\u7684\u535a\u5ba2\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u652f\u6301\u5728PHP\u548cMySQL\u7684\u670d\u52a1\u5668\u4e0a\u67b6\u8bbe\u4e2a\u4eba\u535a\u5ba2\u7f51\u7ad9\u3002WordPress \u63d2\u4ef6\u662fWordPress\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u63d2\u4ef6\u3002\n\nWordPress plugin 1.8\u4e4b\u524d\u7248\u672cUser Switching \u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u7279\u6743\u7528\u6237\u53ef\u4ee5\u4f7f\u7528AJAX\u52a8\u4f5c\u201ccp_plugins_do_button_job_later_callback\u201d\u4ee5\u53ca\u6fc0\u6d3b\u4efb\u610f\u63d2\u4ef6\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-36534",
  "openTime": "2021-05-22",
  "patchDescription": "WordPress\u662fWordpress\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u4f7f\u7528PHP\u8bed\u8a00\u5f00\u53d1\u7684\u535a\u5ba2\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u652f\u6301\u5728PHP\u548cMySQL\u7684\u670d\u52a1\u5668\u4e0a\u67b6\u8bbe\u4e2a\u4eba\u535a\u5ba2\u7f51\u7ad9\u3002WordPress \u63d2\u4ef6\u662fWordPress\u5f00\u6e90\u7684\u4e00\u4e2a\u5e94\u7528\u63d2\u4ef6\u3002\r\n\r\nWordPress plugin 1.8\u4e4b\u524d\u7248\u672cUser Switching \u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u7279\u6743\u7528\u6237\u53ef\u4ee5\u4f7f\u7528AJAX\u52a8\u4f5c\u201ccp_plugins_do_button_job_later_callback\u201d\u4ee5\u53ca\u6fc0\u6d3b\u4efb\u610f\u63d2\u4ef6\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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 plugin\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-36534\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "WordPress WordPress \u003c1.8"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-24195",
  "serverity": "\u4e2d",
  "submitTime": "2021-05-20",
  "title": "WordPress plugin\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff08CNVD-2021-36534\uff09"
}

CVE-2021-24195 (GCVE-0-2021-24195)

Vulnerability from cvelistv5 – Published: 2021-05-14 11:38 – Updated: 2024-08-03 19:21

Title

Summary

Low privileged users can use the AJAX action 'cp_plugins_do_button_job_later_callback' in the Login as User or Customer (User Switching) WordPress plugin before 1.8, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE.

Severity

No CVSS data available.

CWE

CWE-285 - Improper Authorization

Assigner

WPScan mitre root

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/74889e29-5349-43…	x_refsource_CONFIRM

Impacted products

1 product

Vendor	Product	Version
wp-buy	Login as User or Customer (User Switching)	Affected: 1.8 , < 1.8 (custom)

Credits

Bugbang

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:21:18.812Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Login as User or Customer (User Switching)",
          "vendor": "wp-buy",
          "versions": [
            {
              "lessThan": "1.8",
              "status": "affected",
              "version": "1.8",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Bugbang"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Low privileged users can use the AJAX action \u0027cp_plugins_do_button_job_later_callback\u0027 in the Login as User or Customer (User Switching) WordPress plugin before 1.8, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-285",
              "description": "CWE-285 Improper Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-14T11:38:16.000Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Login as User or Customer (User Switching) \u003c 1.9 - Arbitrary Plugin Installation/Activation via Low Privilege User",
      "x_generator": "WPScan CVE Generator",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "contact@wpscan.com",
          "ID": "CVE-2021-24195",
          "STATE": "PUBLIC",
          "TITLE": "Login as User or Customer (User Switching) \u003c 1.9 - Arbitrary Plugin Installation/Activation via Low Privilege User"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Login as User or Customer (User Switching)",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "1.8",
                            "version_value": "1.8"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "wp-buy"
              }
            ]
          }
        },
        "credit": [
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            "lang": "eng",
            "value": "Bugbang"
          }
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            }
          ]
        },
        "generator": "WPScan CVE Generator",
        "problemtype": {
          "problemtype_data": [
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              "description": [
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                  "lang": "eng",
                  "value": "CWE-285 Improper Authorization"
                }
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          ]
        },
        "references": {
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              "name": "https://wpscan.com/vulnerability/74889e29-5349-43d1-baf5-1622493be90c",
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            }
          ]
        },
        "source": {
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2021-24195",
    "datePublished": "2021-05-14T11:38:16.000Z",
    "dateReserved": "2021-01-14T00:00:00.000Z",
    "dateUpdated": "2024-08-03T19:21:18.812Z",
    "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.