gsd-2022-41963
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2022-41963",
"id": "GSD-2022-41963"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2022-41963"
],
"details": "BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1",
"id": "GSD-2022-41963",
"modified": "2023-12-13T01:19:32.462690Z",
"schema_version": "1.4.0"
}
},
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"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2022-41963",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "bigbluebutton",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "\u003c 2.4.3"
}
]
}
}
]
},
"vendor_name": "bigbluebutton"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1"
}
]
},
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 2.7,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"cweId": "CWE-281",
"lang": "eng",
"value": "CWE-281: Improper Preservation of Permissions"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3",
"refsource": "MISC",
"url": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3"
},
{
"name": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp",
"refsource": "MISC",
"url": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp"
}
]
},
"source": {
"advisory": "GHSA-v6p9-926c-6qfp",
"discovery": "UNKNOWN"
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:bigbluebutton:bigbluebutton:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.4.3",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2022-41963"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
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"lang": "en",
"value": "BigBlueButton is an open source web conferencing system. Versions prior to 2.4.3 contain a whiteboard grace period that exists to handle delayed messages, but this grace period could be used by attackers to take actions in the few seconds after their access is revoked. The attacker must be a meeting participant. This issue is patched in version 2.4.3 an version 2.5-alpha-1"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
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"value": "CWE-281"
}
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}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3",
"refsource": "MISC",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://github.com/bigbluebutton/bigbluebutton/releases/tag/v2.4.3"
},
{
"name": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp",
"refsource": "MISC",
"tags": [
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"Third Party Advisory"
],
"url": "https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-v6p9-926c-6qfp"
}
]
}
},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 3.1,
"baseSeverity": "LOW",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.6,
"impactScore": 1.4
}
},
"lastModifiedDate": "2022-12-20T17:46Z",
"publishedDate": "2022-12-16T14:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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