Vulnerability-Lookup

GHSA-6WFJ-PW33-8CR3

Vulnerability from github – Published: 2022-05-24 17:36 – Updated: 2022-05-24 17:36

Details

An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don't exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths.

Severity ?

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2020-35480"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200",
      "CWE-203"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-18T08:15:00Z",
    "severity": "MODERATE"
  },
  "details": "An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don\u0027t exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths.",
  "id": "GHSA-6wfj-pw33-8cr3",
  "modified": "2022-05-24T17:36:56Z",
  "published": "2022-05-24T17:36:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-35480"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC"
    },
    {
      "type": "WEB",
      "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html"
    },
    {
      "type": "WEB",
      "url": "https://phabricator.wikimedia.org/T120883"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2020/dsa-4816"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2020-35480 (GCVE-0-2020-35480)

Vulnerability from cvelistv5 – Published: 2020-12-18 07:40 – Updated: 2024-08-04 17:02

Summary

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://phabricator.wikimedia.org/T120883	x_refsource_MISC
	https://lists.wikimedia.org/pipermail/mediawiki-a…	x_refsource_MISC
	https://www.debian.org/security/2020/dsa-4816	vendor-advisoryx_refsource_DEBIAN
	https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Show details on NVD website

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T17:02:08.193Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://phabricator.wikimedia.org/T120883"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html"
          },
          {
            "name": "DSA-4816",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4816"
          },
          {
            "name": "[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
              "x_transferred"
            ],
            "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html"
          },
          {
            "name": "FEDORA-2020-0be2d40e13",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don\u0027t exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-12-27T03:06:16",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://phabricator.wikimedia.org/T120883"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html"
        },
        {
          "name": "DSA-4816",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2020/dsa-4816"
        },
        {
          "name": "[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html"
        },
        {
          "name": "FEDORA-2020-0be2d40e13",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-35480",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don\u0027t exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://phabricator.wikimedia.org/T120883",
              "refsource": "MISC",
              "url": "https://phabricator.wikimedia.org/T120883"
            },
            {
              "name": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html",
              "refsource": "MISC",
              "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html"
            },
            {
              "name": "DSA-4816",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4816"
            },
            {
              "name": "[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html"
            },
            {
              "name": "FEDORA-2020-0be2d40e13",
              "refsource": "FEDORA",
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/STT5Z4A3BCXVH3WIPICWU2FP4IPIMUPC/"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-35480",
    "datePublished": "2020-12-18T07:40:38",
    "dateReserved": "2020-12-16T00:00:00",
    "dateUpdated": "2024-08-04T17:02:08.193Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-6WFJ-PW33-8CR3

CVE-2020-35480 (GCVE-0-2020-35480)

Tags

Sightings

Nomenclature