FKIE_CVE-2021-33506

Vulnerability from fkie_nvd - Published: 2021-05-26 15:15 - Updated: 2026-06-17 03:54
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
jitsi-meet-prosody in Jitsi Meet before 2.0.5963-1 does not ensure that restrict_room_creation is set by default. This can allow an attacker to circumvent conference moderation.
References
cve@mitre.orghttps://github.com/jitsi/jitsi-meet/compare/5025...5026Patch, Third Party Advisory
cve@mitre.orghttps://github.com/jitsi/jitsi-meet/pull/9252/filesPatch, Third Party Advisory
cve@mitre.orghttps://github.com/jitsi/security-advisories/blob/master/advisories/JSA-2021-0001.mdThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/jitsi/jitsi-meet/compare/5025...5026Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/jitsi/jitsi-meet/pull/9252/filesPatch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/jitsi/security-advisories/blob/master/advisories/JSA-2021-0001.mdThird Party Advisory
Impacted products
Vendor Product Version
8x8 jitsi_meet *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:8x8:jitsi_meet:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5FC6D0F9-2D03-4DD4-A088-AC76BB5A3BF4",
              "versionEndExcluding": "2.0.5963",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "jitsi-meet-prosody in Jitsi Meet before 2.0.5963-1 does not ensure that restrict_room_creation is set by default. This can allow an attacker to circumvent conference moderation."
    },
    {
      "lang": "es",
      "value": "jitsi-meet-prosody en Jitsi Meet antes de la versi\u00f3n 2.0.5963-1 no asegura que restrict_room_creation est\u00e9 establecido por defecto. Esto puede permitir a un atacante eludir la moderaci\u00f3n de la conferencia"
    }
  ],
  "id": "CVE-2021-33506",
  "lastModified": "2026-06-17T03:54:41.737",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-26T15:15:08.250",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/jitsi-meet/compare/5025...5026"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/jitsi-meet/pull/9252/files"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/security-advisories/blob/master/advisories/JSA-2021-0001.md"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/jitsi-meet/compare/5025...5026"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/jitsi-meet/pull/9252/files"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/jitsi/security-advisories/blob/master/advisories/JSA-2021-0001.md"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-276"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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