fkie_cve-2018-5732
Vulnerability from fkie_nvd
Published
2019-10-09 16:15
Modified
2024-11-21 04:09
Severity ?
Summary
Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhclient by sending a response containing a specially constructed options section. Affects ISC DHCP versions 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0
References
▼ | URL | Tags | |
---|---|---|---|
security-officer@isc.org | https://kb.isc.org/docs/aa-01565 | Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://kb.isc.org/docs/aa-01565 | Vendor Advisory |
Impacted products
Vendor | Product | Version | |
---|---|---|---|
isc | dhcp | * | |
isc | dhcp | * | |
isc | dhcp | * | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1-esv | |
isc | dhcp | 4.1.2 | |
isc | dhcp | 4.4.0 |
{ configurations: [ { nodes: [ { cpeMatch: [ { criteria: "cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:*", matchCriteriaId: "0A611E97-A264-4B4C-93CE-7FC01FE5F708", versionEndIncluding: "4.1.2", versionStartIncluding: "4.1.0", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:*", matchCriteriaId: "257C8915-697E-4274-8BCB-43B690FA5C96", versionEndExcluding: "4.2.8", versionStartIncluding: "4.2.0", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:*", matchCriteriaId: "341617C4-C370-44AD-9138-14EBB3A758F1", versionEndExcluding: "4.3.6", versionStartIncluding: "4.3.0", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:-:*:*:*:*:*:*", matchCriteriaId: "F27D0660-2F07-430B-A651-5D0B6AA763C0", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:*", matchCriteriaId: "FBAABA4E-0D34-4644-AC26-E272CEE6C361", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r10:*:*:*:*:*:*", matchCriteriaId: "179443DC-4B6A-408A-8BE5-B3E72188F43E", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r10b1:*:*:*:*:*:*", matchCriteriaId: "CA5FAE54-1645-4A38-A431-10E67304399A", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r10rc1:*:*:*:*:*:*", matchCriteriaId: "2C0D1A71-CECB-4C86-87F6-EB3741BDF692", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r11:*:*:*:*:*:*", matchCriteriaId: "ADF80D19-3B0A-4A74-944E-F33CCC30EADA", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r11b1:*:*:*:*:*:*", matchCriteriaId: "9E01D88D-876D-45FE-B7ED-089DAD801EF6", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r11rc1:*:*:*:*:*:*", matchCriteriaId: "C4B030B1-F008-4562-93C7-7E1C6D3D00F4", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r11rc2:*:*:*:*:*:*", matchCriteriaId: "FF656F5E-B317-4E0C-BF01-EC2A917142DC", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r12:*:*:*:*:*:*", matchCriteriaId: "FBA64EEC-C0C7-4F11-8131-2868691E54DB", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r12-p1:*:*:*:*:*:*", matchCriteriaId: "FFD3109A-1D76-4EA7-BF39-0B203AD945CF", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r12b1:*:*:*:*:*:*", matchCriteriaId: "2156D1BC-90AE-4AF3-964C-DAC7DCE14A5D", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r13:*:*:*:*:*:*", matchCriteriaId: "A157E664-6ACE-44CE-AC07-64898B182EA1", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r13b1:*:*:*:*:*:*", matchCriteriaId: "BA8ADA07-94FA-4014-AF70-8FCAF5F0DB03", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r14:*:*:*:*:*:*", matchCriteriaId: "1D21F05D-246F-41F5-81FD-286C26168E2E", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r14b1:*:*:*:*:*:*", matchCriteriaId: "A2E0124D-6330-4013-8145-4309FDAE60A8", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r15:*:*:*:*:*:*", matchCriteriaId: "924E91FF-495F-4963-827F-57F7340C6560", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r2:*:*:*:*:*:*", matchCriteriaId: "A5E2FFC7-6E73-463E-846C-C403E41A2022", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r3:*:*:*:*:*:*", matchCriteriaId: "E9D08285-745D-40AB-9A78-F467712CDA5A", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r3b1:*:*:*:*:*:*", matchCriteriaId: "C19C3B91-215D-4697-84D9-13CC18445C82", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r4:*:*:*:*:*:*", matchCriteriaId: "79F235F0-AD16-4E5B-AB60-97F0BB86AEB6", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r5:*:*:*:*:*:*", matchCriteriaId: "E84D5E5B-0336-4166-AAAC-49375E3AF971", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r5b1:*:*:*:*:*:*", matchCriteriaId: "4EF0CF57-C49C-4801-B4E1-7D82C3F6E3A2", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r5rc1:*:*:*:*:*:*", matchCriteriaId: "8290ECB4-3B70-4126-BF10-68A5A863E297", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r5rc2:*:*:*:*:*:*", matchCriteriaId: "6D35C997-593E-4994-9501-2010D98459D8", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r6:*:*:*:*:*:*", matchCriteriaId: "65E0296F-3522-4B43-AF34-CFE1AE7EEC1E", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r7:*:*:*:*:*:*", matchCriteriaId: "69F6E619-A52B-4A60-8247-41ADD0E7D655", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r8:*:*:*:*:*:*", matchCriteriaId: "AA48EBAA-10B7-43D6-9A27-99F2578DF7F6", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r8b1:*:*:*:*:*:*", matchCriteriaId: "9421E40A-FF8D-426B-99A0-24DCD8D9B39D", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r8rc1:*:*:*:*:*:*", matchCriteriaId: "81BB427C-AE69-4BFB-B956-F62373FA1EFC", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r9:*:*:*:*:*:*", matchCriteriaId: "7DABD43E-818A-4B21-B4E7-753056D4A184", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r9b1:*:*:*:*:*:*", matchCriteriaId: "7A08F801-2A32-492F-BAB4-8E32E9981CAC", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1-esv:r9rc1:*:*:*:*:*:*", matchCriteriaId: "B2FDBA4F-CDE8-4767-8C41-328FF9ACB2EB", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.1.2:p1:*:*:*:*:*:*", matchCriteriaId: "CA5D825C-B72A-44F5-AF24-4F3200881ABA", vulnerable: true, }, { criteria: "cpe:2.3:a:isc:dhcp:4.4.0:*:*:*:*:*:*:*", matchCriteriaId: "13C8AD22-6E39-4899-88B2-7ED44BE890A6", vulnerable: true, }, ], negate: false, operator: "OR", }, ], }, ], cveTags: [], descriptions: [ { lang: "en", value: "Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server (or an entity masquerading as a server) to cause a buffer overflow (and resulting crash) in dhclient by sending a response containing a specially constructed options section. Affects ISC DHCP versions 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0", }, { lang: "es", value: "Un fallo al comprobar apropiadamente los límites de un búfer usado para procesar las opciones de DHCP, permite a un servidor malicioso (o a una entidad que se hace pasar por un servidor) causar un desbordamiento del búfer (y el bloqueo resultante) en dhclient mediante el envío de una respuesta que contiene una sección de opciones especialmente construida. Afecta a ISC DHCP versiones 4.1.0 hasta 4.1-ESV-R15, 4.2.0 hasta 4.2.8, 4.3.0 hasta 4.3.6, y 4.4.0.", }, ], id: "CVE-2018-5732", lastModified: "2024-11-21T04:09:16.440", metrics: { cvssMetricV2: [ { acInsufInfo: false, baseSeverity: "MEDIUM", cvssData: { accessComplexity: "LOW", accessVector: "NETWORK", authentication: "NONE", availabilityImpact: "PARTIAL", baseScore: 5, confidentialityImpact: "NONE", integrityImpact: "NONE", vectorString: "AV:N/AC:L/Au:N/C:N/I:N/A:P", version: "2.0", }, exploitabilityScore: 10, 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: 7.5, baseSeverity: "HIGH", confidentialityImpact: "NONE", integrityImpact: "NONE", privilegesRequired: "NONE", scope: "UNCHANGED", userInteraction: "NONE", vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", version: "3.0", }, exploitabilityScore: 3.9, 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: "2019-10-09T16:15:13.407", references: [ { source: "security-officer@isc.org", tags: [ "Vendor Advisory", ], url: "https://kb.isc.org/docs/aa-01565", }, { source: "af854a3a-2127-422b-91ae-364da2661108", tags: [ "Vendor Advisory", ], url: "https://kb.isc.org/docs/aa-01565", }, ], sourceIdentifier: "security-officer@isc.org", vulnStatus: "Modified", weaknesses: [ { description: [ { lang: "en", value: "CWE-119", }, ], source: "nvd@nist.gov", type: "Primary", }, ], }
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Sightings
Author | Source | Type | Date |
---|
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.