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115 lines
3.4 KiB
JSON
115 lines
3.4 KiB
JSON
{
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"id": "CVE-2021-38209",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2021-08-08T20:15:07.423",
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"lastModified": "2021-08-12T22:49:10.070",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"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."
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},
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{
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"lang": "es",
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"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"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "LOW",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 3.3,
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"baseSeverity": "LOW"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 1.4
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 2.1
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},
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"baseSeverity": "LOW",
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"exploitabilityScore": 3.9,
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"impactScore": 2.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-203"
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}
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]
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}
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],
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"configurations": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "5.12.2",
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"matchCriteriaId": "280A377E-707F-4C8E-B457-5FD215570D0D"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.2",
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"source": "cve@mitre.org",
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"tags": [
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"Mailing List",
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"Patch",
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"Vendor Advisory"
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]
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},
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{
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"url": "https://github.com/torvalds/linux/commit/2671fa4dc0109d3fb581bc3078fdf17b5d9080f6",
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"source": "cve@mitre.org",
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"tags": [
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"Patch",
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"Third Party Advisory"
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]
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}
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]
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} |