cnvd - cnvd-2022-05528

cnvd-2022-05528

Vulnerability from cnvd

Title: MediaWiki拒绝服务漏洞（CNVD-2022-05528）

Description:

MediaWiki是美国维基媒体（MediaWiki）基金会的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。

MediaWiki在1.36.2之前版本存在拒绝服务漏洞，该漏洞源于ApiQueryBacklinks（action=query&list=backlinks）可能导致全表扫描的异常处理。攻击者可利用该漏洞查询处理时间过长而消耗资源导致拒绝服务。

Severity: 中

Patch Name: MediaWiki拒绝服务漏洞（CNVD-2022-05528）的补丁

Patch Description:

MediaWiki是美国维基媒体（MediaWiki）基金会的一套自由免费的基于网络的Wiki引擎。该产品可用于部署内部的知识管理和内容管理系统。

MediaWiki在1.36.2之前版本存在拒绝服务漏洞，该漏洞源于ApiQueryBacklinks（action=query&list=backlinks）可能导致全表扫描的异常处理。攻击者可利用该漏洞查询处理时间过长而消耗资源导致拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

厂商已发布了漏洞修复程序，请及时关注更新： https://phabricator.wikimedia.org/T290394

Reference: https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/

Impacted products

Name
MediaWiki Mediawiki <1.36.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-41799",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-41799"
    }
  },
  "description": "MediaWiki\u662f\u7f8e\u56fd\u7ef4\u57fa\u5a92\u4f53\uff08MediaWiki\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u81ea\u7531\u514d\u8d39\u7684\u57fa\u4e8e\u7f51\u7edc\u7684Wiki\u5f15\u64ce\u3002\u8be5\u4ea7\u54c1\u53ef\u7528\u4e8e\u90e8\u7f72\u5185\u90e8\u7684\u77e5\u8bc6\u7ba1\u7406\u548c\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u3002\n\nMediaWiki\u57281.36.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eApiQueryBacklinks\uff08action=query\u0026list=backlinks\uff09\u53ef\u80fd\u5bfc\u81f4\u5168\u8868\u626b\u63cf\u7684\u5f02\u5e38\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u67e5\u8be2\u5904\u7406\u65f6\u95f4\u8fc7\u957f\u800c\u6d88\u8017\u8d44\u6e90\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://phabricator.wikimedia.org/T290394",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-05528",
  "openTime": "2022-01-20",
  "patchDescription": "MediaWiki\u662f\u7f8e\u56fd\u7ef4\u57fa\u5a92\u4f53\uff08MediaWiki\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u81ea\u7531\u514d\u8d39\u7684\u57fa\u4e8e\u7f51\u7edc\u7684Wiki\u5f15\u64ce\u3002\u8be5\u4ea7\u54c1\u53ef\u7528\u4e8e\u90e8\u7f72\u5185\u90e8\u7684\u77e5\u8bc6\u7ba1\u7406\u548c\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u3002\r\n\r\nMediaWiki\u57281.36.2\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eApiQueryBacklinks\uff08action=query\u0026list=backlinks\uff09\u53ef\u80fd\u5bfc\u81f4\u5168\u8868\u626b\u63cf\u7684\u5f02\u5e38\u5904\u7406\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u67e5\u8be2\u5904\u7406\u65f6\u95f4\u8fc7\u957f\u800c\u6d88\u8017\u8d44\u6e90\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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": "MediaWiki\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2022-05528\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "MediaWiki Mediawiki \u003c1.36.2"
  },
  "referenceLink": "https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-13",
  "title": "MediaWiki\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2022-05528\uff09"
}

CVE-2021-41799 (GCVE-0-2021-41799)

Vulnerability from cvelistv5

Published

2021-10-11 00:00

Modified

2024-08-04 03:22

Severity ?

CWE

Summary

MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). ApiQueryBacklinks (action=query&list=backlinks) can cause a full table scan.

References

▼	URL	Tags
	https://phabricator.wikimedia.org/T290394
	https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/	vendor-advisory
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/	vendor-advisory
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/	vendor-advisory
	https://security.gentoo.org/glsa/202305-24	vendor-advisory

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T03:22:24.073Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://phabricator.wikimedia.org/T290394"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/"
          },
          {
            "name": "FEDORA-2021-eee8b7514f",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/"
          },
          {
            "name": "FEDORA-2021-56d8173b5e",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/"
          },
          {
            "name": "FEDORA-2021-3dd1b66cbf",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/"
          },
          {
            "name": "GLSA-202305-24",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202305-24"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time). ApiQueryBacklinks (action=query\u0026list=backlinks) can cause a full table scan."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-05-21T00:00:00",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://phabricator.wikimedia.org/T290394"
        },
        {
          "url": "https://lists.wikimedia.org/hyperkitty/list/wikitech-l%40lists.wikimedia.org/thread/2IFS5CM2YV4VMSODPX3J2LFHKSEWVFV5/"
        },
        {
          "name": "FEDORA-2021-eee8b7514f",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QNEAI2T3Y65I55ZB6UE6RMC662RZTGRX/"
        },
        {
          "name": "FEDORA-2021-56d8173b5e",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJDYJQWT43GBD6GNQ4OW7JOZ6WQ6DZTN/"
        },
        {
          "name": "FEDORA-2021-3dd1b66cbf",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDBPECBWN6LWNSWIQMVXK6PP4YFEUYHA/"
        },
        {
          "name": "GLSA-202305-24",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://security.gentoo.org/glsa/202305-24"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2021-41799",
    "datePublished": "2021-10-11T00:00:00",
    "dateReserved": "2021-09-29T00:00:00",
    "dateUpdated": "2024-08-04T03:22:24.073Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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