179 lines
7.2 KiB
JSON
179 lines
7.2 KiB
JSON
{
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.2",
|
|
"cveMetadata": {
|
|
"cveId": "CVE-2026-91947",
|
|
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
|
|
"state": "PUBLISHED",
|
|
"assignerShortName": "VulnCheck",
|
|
"dateReserved": "2026-09-15T11:07:01.913Z",
|
|
"datePublished": "2026-09-15T15:18:05.774Z",
|
|
"dateUpdated": "2026-09-16T15:41:11.938Z"
|
|
},
|
|
"containers": {
|
|
"cna": {
|
|
"providerMetadata": {
|
|
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
|
|
"shortName": "VulnCheck",
|
|
"dateUpdated": "2026-09-15T15:18:05.774Z"
|
|
},
|
|
"datePublic": "2026-09-01T00:00:00.000Z",
|
|
"title": "FreeRDP Server before 3.31.0 Use-After-Free via DRDYNVC",
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "FreeRDP server versions before 3.31.0 contain a use-after-free vulnerability in the DRDYNVC parser that dereferences a channel pointer after releasing the synchronization lock. Authenticated clients can race AUDIN channel closure messages against DRDYNVC data parsing to trigger heap-use-after-free when accessing freed channel objects."
|
|
}
|
|
],
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"description": "Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')",
|
|
"cweId": "CWE-362",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"affected": [
|
|
{
|
|
"vendor": "FreeRDP",
|
|
"product": "FreeRDP",
|
|
"defaultStatus": "unaffected",
|
|
"versions": [
|
|
{
|
|
"versionType": "semver",
|
|
"version": "2.0.0",
|
|
"lessThan": "3.31.0",
|
|
"status": "affected"
|
|
},
|
|
{
|
|
"versionType": "semver",
|
|
"version": "3.31.0",
|
|
"status": "unaffected"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"cpeApplicability": [
|
|
{
|
|
"nodes": [
|
|
{
|
|
"operator": "OR",
|
|
"negate": false,
|
|
"cpeMatch": [
|
|
{
|
|
"vulnerable": true,
|
|
"criteria": "cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*",
|
|
"versionStartIncluding": "2.0.0",
|
|
"versionEndExcluding": "3.31.0"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"format": "CVSS",
|
|
"cvssV4_0": {
|
|
"version": "4.0",
|
|
"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
|
|
"attackVector": "NETWORK",
|
|
"attackComplexity": "HIGH",
|
|
"attackRequirements": "PRESENT",
|
|
"privilegesRequired": "LOW",
|
|
"userInteraction": "NONE",
|
|
"vulnConfidentialityImpact": "HIGH",
|
|
"vulnIntegrityImpact": "HIGH",
|
|
"vulnAvailabilityImpact": "HIGH",
|
|
"subConfidentialityImpact": "NONE",
|
|
"subIntegrityImpact": "NONE",
|
|
"subAvailabilityImpact": "NONE",
|
|
"baseScore": 7.7,
|
|
"baseSeverity": "HIGH"
|
|
}
|
|
},
|
|
{
|
|
"format": "CVSS",
|
|
"cvssV3_1": {
|
|
"version": "3.1",
|
|
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
|
|
"attackVector": "NETWORK",
|
|
"attackComplexity": "HIGH",
|
|
"privilegesRequired": "LOW",
|
|
"userInteraction": "NONE",
|
|
"scope": "UNCHANGED",
|
|
"confidentialityImpact": "HIGH",
|
|
"integrityImpact": "HIGH",
|
|
"availabilityImpact": "HIGH",
|
|
"baseScore": 7.5,
|
|
"baseSeverity": "HIGH"
|
|
}
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6mpx-c8rj-whj5",
|
|
"tags": [
|
|
"vendor-advisory"
|
|
],
|
|
"name": "GitHub Security Advisory (GHSA-6mpx-c8rj-whj5)"
|
|
},
|
|
{
|
|
"name": "VulnCheck Advisory: FreeRDP Server before 3.31.0 Use-After-Free via DRDYNVC",
|
|
"tags": [
|
|
"third-party-advisory"
|
|
],
|
|
"url": "https://www.vulncheck.com/advisories/freerdp-server-before-3.31.0-use-after-free-via-drdynvc"
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "sam4k",
|
|
"type": "reporter"
|
|
}
|
|
],
|
|
"x_generator": {
|
|
"engine": "vulncheck-endgame"
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "ssvc",
|
|
"content": {
|
|
"timestamp": "2026-09-16T03:56:30.482586Z",
|
|
"id": "CVE-2026-91947",
|
|
"options": [
|
|
{
|
|
"Exploitation": "none"
|
|
},
|
|
{
|
|
"Automatable": "no"
|
|
},
|
|
{
|
|
"Technical Impact": "total"
|
|
}
|
|
],
|
|
"role": "CISA Coordinator",
|
|
"version": "2.0.3"
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"title": "CISA ADP Vulnrichment",
|
|
"providerMetadata": {
|
|
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
|
|
"shortName": "CISA-ADP",
|
|
"dateUpdated": "2026-09-16T15:41:11.938Z"
|
|
}
|
|
}
|
|
]
|
|
}
|
|
} |