CVE-2020-27601
Estado: ModificadaBaja (3.5)—
In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
- Puntuación base: 3.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.78%
- Percentil entre todas las CVEs puntuadas: 55
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-668
Referencias
- https://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7
- https://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1
- https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-27601",
"cveTags": [],
"metrics": {
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{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 3.5,
"attackVector": "NETWORK",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 2.1
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
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"product": "n/a",
"versions": [
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"status": "affected",
"version": "n/a"
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],
"published": "2022-09-29T03:15:14.023",
"references": [
{
"url": "https://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1",
"tags": [
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"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7",
"tags": [
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"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/bigbluebutton/bigbluebutton/commit/7dcdfb191373684bafa7b11cdd0128c9869040a1",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/bigbluebutton/bigbluebutton/compare/v2.2.6...v2.2.7",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-668"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js."
},
{
"lang": "es",
"value": "En BigBlueButton versiones anteriores a 2.2.7, el archivo lockSettingsProps.disablePrivateChat no es aplicado a los chats ya abiertos. Esto ocurre en bigbluebutton-html5/imports/ui/components/chat/service.js"
}
],
"lastModified": "2026-06-17T03:09:20.070",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "65958351-4719-44DC-8032-96E259A03862",
"versionEndExcluding": "2.2.7"
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],
"operator": "OR"
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],
"sourceIdentifier": "cve@mitre.org"
}