CVE-2018-20699

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:docker:engine:*:*:*:*:*:*:*:*", "matchCriteriaId": "31AD82ED-24B4-4764-B7CF-20370773AE08", "versionEndExcluding": "18.09", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Docker Engine before 18.09 allows attackers to cause a denial of service (dockerd memory consumption) via a large integer in a --cpuset-mems or --cpuset-cpus value, related to daemon/daemon_unix.go, pkg/parsers/parsers.go, and pkg/sysinfo/sysinfo.go."}, {"lang": "es", "value": "Docker Engine, en versiones anteriores a la 18.09, permite que los atacantes provoquen una denegaci\u00f3n de servicio (consumo de la memoria dockerd) mediante un entero grande en los valores --cpuset-mems o --cpuset-cpus. Esto est\u00e1 relacionado con daemon/daemon_unix.go, pkg/parsers/parsers.go y pkg/sysinfo/sysinfo.go."}], "id": "CVE-2018-20699", "lastModified": "2026-06-17T01:53:19.800", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 4.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-01-12T02:29:00.230", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:0487"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/docker/engine/pull/70"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/moby/moby/pull/37967"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2019:0487"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/docker/engine/pull/70"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/moby/moby/pull/37967"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2019:0487", "cpe": "cpe:/a:redhat:rhel_extras_other:7", "package": "docker-2:1.13.1-94.gitb2f74b2.el7", "product_name": "Red Hat Enterprise Linux 7 Extras", "release_date": "2019-03-13T00:00:00Z"}], "bugzilla": {"description": "docker: Memory exhaustion via large integer used with --cpuset-mems or --cpuset-cpus", "id": "1666565", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1666565"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-400", "details": ["Docker Engine before 18.09 allows attackers to cause a denial of service (dockerd memory consumption) via a large integer in a --cpuset-mems or --cpuset-cpus value, related to daemon/daemon_unix.go, pkg/parsers/parsers.go, and pkg/sysinfo/sysinfo.go."], "name": "CVE-2018-20699", "public_date": "2018-10-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-20699\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-20699"], "statement": "This issue affects the versions of docker as shipped with Red Hat Enterprise Linux 7, however if docker is accessible only by root or highly privileged users, as it is by default, a low-privileged attacker will not be able to trigger the flaw.", "threat_severity": "Low"}

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