2024-12-08 03:06:42 +00:00

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{
"id": "CVE-2018-12423",
"sourceIdentifier": "cve@mitre.org",
"published": "2018-06-14T21:29:00.253",
"lastModified": "2024-11-21T03:45:11.783",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force."
},
{
"lang": "es",
"value": "En Synapse en versiones anteriores a la 0.31.2, los usuarios no autorizados pueden secuestrar salas cuando no hay ning\u00fan evento m.room.power_levels en aplicaci\u00f3n."
}
],
"metrics": {
"cvssMetricV30": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.0",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
"baseScore": 5.0,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"availabilityImpact": "NONE"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*",
"versionEndExcluding": "0.31.2",
"matchCriteriaId": "9B40AE39-D68C-4C3D-8E8A-77648D312BE2"
}
]
}
]
}
],
"references": [
{
"url": "https://bugs.debian.org/901549",
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Third Party Advisory"
]
},
{
"url": "https://github.com/matrix-org/matrix-doc/issues/1304",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
},
{
"url": "https://bugs.debian.org/901549",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
]
},
{
"url": "https://github.com/matrix-org/matrix-doc/issues/1304",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/",
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
]
}
]
}