René Helmke 7791f18b51 bootstrap
2023-05-16 16:09:41 +02:00

115 lines
3.4 KiB
JSON

{
"id": "CVE-2021-38209",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-08-08T20:15:07.423",
"lastModified": "2021-08-12T22:49:10.070",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "net/netfilter/nf_conntrack_standalone.c in the Linux kernel before 5.12.2 allows observation of changes in any net namespace because these changes are leaked into all other net namespaces. This is related to the NF_SYSCTL_CT_MAX, NF_SYSCTL_CT_EXPECT_MAX, and NF_SYSCTL_CT_BUCKETS sysctls."
},
{
"lang": "es",
"value": "El archivo net/netfilter/nf_conntrack_standalone.c en el kernel de Linux versiones anteriores a 5.12.2, permite la observaci\u00f3n de cambios en cualquier espacio de nombres de red porque estos cambios son filtrados a todos los dem\u00e1s espacios de nombres de red. Esto est\u00e1 relacionado con los sysctls NF_SYSCTL_CT_MAX, NF_SYSCTL_CT_EXPECT_MAX y NF_SYSCTL_CT_BUCKETS"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseScore": 3.3,
"baseSeverity": "LOW"
},
"exploitabilityScore": 1.8,
"impactScore": 1.4
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseScore": 2.1
},
"baseSeverity": "LOW",
"exploitabilityScore": 3.9,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-203"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.12.2",
"matchCriteriaId": "280A377E-707F-4C8E-B457-5FD215570D0D"
}
]
}
]
}
],
"references": [
{
"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.2",
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Patch",
"Vendor Advisory"
]
},
{
"url": "https://github.com/torvalds/linux/commit/2671fa4dc0109d3fb581bc3078fdf17b5d9080f6",
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
]
}
]
}