Vulnerability-Lookup

GHSA-898C-6FQ9-5CV9

Vulnerability from github – Published: 2022-01-19 00:01 – Updated: 2022-10-27 12:00

Details

Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs.

Severity

6.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2021-37864"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-18T17:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs.",
  "id": "GHSA-898c-6fq9-5cv9",
  "modified": "2022-10-27T12:00:27Z",
  "published": "2022-01-19T00:01:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-37864"
    },
    {
      "type": "WEB",
      "url": "https://mattermost.com/security-updates"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-37864 (GCVE-0-2021-37864)

Vulnerability from cvelistv5 – Published: 2022-01-18 16:52 – Updated: 2024-12-06 23:11

Title

Users can view the contents of an archived channel when access is explicitly denied by the system admin

Summary

Severity

2.6 (Low)


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

CWE

CWE-284 - Improper Access Control

Assigner

Mattermost

References

1 reference

URL	Tags
https://mattermost.com/security-updates/	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Mattermost	Mattermost	Affected: unspecified , < 6.2 (custom)

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JSON

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        "providerMetadata": {
          "dateUpdated": "2024-08-04T01:30:09.016Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://mattermost.com/security-updates/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-37864",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-12-06T22:53:24.467804Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-12-06T23:11:16.668Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
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        ],
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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.

Action not permitted

GHSA-898C-6FQ9-5CV9

CVE-2021-37864 (GCVE-0-2021-37864)

Tags

Sightings

Nomenclature