fkie_cve-2018-5733
Vulnerability from fkie_nvd
Published
2019-01-16 20:29
Modified
2024-11-21 04:09
Severity ?
Summary
A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash. Affects ISC DHCP 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0.
References
Impacted products
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], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true }, { "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true }, { "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash. Affects ISC DHCP 4.1.0 -\u003e 4.1-ESV-R15, 4.2.0 -\u003e 4.2.8, 4.3.0 -\u003e 4.3.6, 4.4.0." }, { "lang": "es", "value": "Un cliente malicioso al que se le permite enviar grandes cantidades de tr\u00e1fico (miles de millones de paquetes) a un servidor DHCP puede terminar desbordando un contador de referencia de 32 bits, provocando el cierre inesperado de dhcpd. Afecta a ISC DHCP desde la versi\u00f3n 4.1.0 hasta la 4.1-ESV-R15, desde la versi\u00f3n 4.2.0 hasta la 4.2.8, desde la versi\u00f3n 4.3.0 hasta la 4.3.6 y a la versi\u00f3n 4.4.0." } ], "id": "CVE-2018-5733", "lastModified": "2024-11-21T04:09:16.587", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV30": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0" }, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "security-officer@isc.org", "type": "Secondary" } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2019-01-16T20:29:00.753", "references": [ { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/103188" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1040437" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0469" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0483" }, { "source": "security-officer@isc.org", "tags": [ "Vendor Advisory" ], "url": "https://kb.isc.org/docs/aa-01567" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3586-1/" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3586-2/" }, { "source": "security-officer@isc.org", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2018/dsa-4133" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/103188" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securitytracker.com/id/1040437" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0469" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:0483" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://kb.isc.org/docs/aa-01567" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3586-1/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3586-2/" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2018/dsa-4133" } ], "sourceIdentifier": "security-officer@isc.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-190" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.