FKIE_CVE-2022-29232

Vulnerability from fkie_nvd - Published: 2022-06-01 23:15 - Updated: 2024-11-21 06:58
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
BigBlueButton is an open source web conferencing system. Starting with version 2.2 and prior to versions 2.3.9 and 2.4-beta-1, an attacker can circumvent access controls to obtain the content of public chat messages from different meetings on the server. The attacker must be a participant in a meeting on the server. BigBlueButton versions 2.3.9 and 2.4-beta-1 contain a patch for this issue. There are currently no known workarounds.
References
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/pull/12861Patch, Third Party Advisory
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.9Release Notes, Third Party Advisory
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1Release Notes, Third Party Advisory
security-advisories@github.comhttps://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/pull/12861Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.3.9Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1Release Notes, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3fqh-p4qr-vfm9Patch, Third Party Advisory
Impacted products
Vendor Product Version
bigbluebutton bigbluebutton *
bigbluebutton bigbluebutton 2.4
bigbluebutton bigbluebutton 2.4
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "94F7AE6E-379C-469A-A24A-AFD5E657A3A5",
              "versionEndExcluding": "2.3.9",
              "versionStartIncluding": "2.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:bigbluebutton:bigbluebutton:2.4:alpha1:*:*:*:*:*:*",
              "matchCriteriaId": "C136F53E-2EC5-433F-B354-88DA37689142",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:bigbluebutton:bigbluebutton:2.4:alpha2:*:*:*:*:*:*",
              "matchCriteriaId": "626A8774-BC38-4F11-A16B-918EC8740C82",
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          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "BigBlueButton is an open source web conferencing system. Starting with version 2.2 and prior to versions 2.3.9 and 2.4-beta-1, an attacker can circumvent access controls to obtain the content of public chat messages from different meetings on the server. The attacker must be a participant in a meeting on the server. BigBlueButton versions 2.3.9 and 2.4-beta-1 contain a patch for this issue. There are currently no known workarounds."
    },
    {
      "lang": "es",
      "value": "BigBlueButton es un sistema de conferencias web de c\u00f3digo abierto. A partir de la versi\u00f3n 2.2 y anteriores a 2.3.9 y 2.4-beta-1, un atacante puede evitar los controles de acceso para obtener el contenido de los mensajes de chat p\u00fablicos de diferentes reuniones en el servidor. El atacante debe ser un participante en una reuni\u00f3n en el servidor. BigBlueButton versiones 2.3.9 y 2.4-beta-1, contienen un parche para este problema. Actualmente no son conocidas mitigaciones para este problema"
    }
  ],
  "id": "CVE-2022-29232",
  "lastModified": "2024-11-21T06:58:46.227",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "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": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
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        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-06-01T23:15:08.037",
  "references": [
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      "source": "security-advisories@github.com",
      "tags": [
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      "url": "https://github.com/bigbluebutton/bigbluebutton/pull/12861"
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      "tags": [
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      "tags": [
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    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4-beta-1"
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  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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