{"id":"CVE-2018-0034","state":"PUBLISHED","title":"Junos OS: A malicious crafted IPv6 DHCP packet may cause the JDHCPD daemon to core","description":"A Denial of Service vulnerability exists in the Juniper Networks Junos OS JDHCPD daemon which allows an attacker to core the JDHCPD daemon by sending a crafted IPv6 packet to the system. This issue is limited to systems which receives IPv6 DHCP packets on a system configured for DHCP processing using the JDHCPD daemon. This issue does not affect IPv4 DHCP packet processing. Affected releases are Juniper Networks Junos OS: 12.3 versions prior to 12.3R12-S10 on EX Series; 12.3X48 versions prior to 12.3X48-D70 on SRX Series; 14.1X53 versions prior to 14.1X53-D47 on EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100; 14.1X53 versions prior to 14.1X53-D130 on QFabric; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D140 on SRX Series; 15.1X53 versions prior to 15.1X53-D67 on QFX10000 Series; 15.1X53 versions prior to 15.1X53-D233 on QFX5110, QFX5200; 15.1X53 versions prior to 15.1X53-D471 on NFX 150, NFX 250; 16.1 versions prior to 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7; 16.2 versions prior to 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R1-S7, 17.1R2-S7, 17.1R3; 17.2 versions prior to 17.2R1-S6, 17.2R2-S4, 17.2R3; 17.3 versions prior to 17.3R1-S4, 17.3R2-S2, 17.3R3; 17.4 versions prior to 17.4R1-S3, 17.4R2.","publishedAt":"2018-07-11T18:00:00.000Z","updatedAt":"2024-09-16T23:42:01.125Z","severity":{"score":5.3,"label":"Medium","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"juniper"},"assigner":"juniper","products":["Juniper Networks Junos OS"],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"12.3X48","status":"affected","lessThan":"12.3X48-D70","versionType":"custom"},{"version":"15.1X49","status":"affected","lessThan":"15.1X49-D140","versionType":"custom"}],"platforms":["SRX Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"14.1X53","status":"affected","lessThan":"14.1X53-D47","versionType":"custom"}],"platforms":["EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100;"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"14.1X53","status":"affected","lessThan":"14.1X53-D130","versionType":"custom"}],"platforms":["QFabric System"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1","status":"affected","lessThan":"15.1R4-S9, 15.1R6-S6, 15.1R7","versionType":"custom"},{"version":"16.1","status":"affected","lessThan":"16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7","versionType":"custom"},{"version":"16.2","status":"affected","lessThan":"16.2R2-S5, 16.2R3","versionType":"custom"},{"version":"17.1","status":"affected","lessThan":"17.1R1-S7, 17.1R2-S7, 17.1R3","versionType":"custom"},{"version":"17.2","status":"affected","lessThan":"17.2R1-S6, 17.2R2-S4, 17.2R3","versionType":"custom"},{"version":"17.3","status":"affected","lessThan":"17.3R1-S4, 17.3R2-S2, 17.3R3","versionType":"custom"},{"version":"17.4","status":"affected","lessThan":"17.4R1-S3, 17.4R2","versionType":"custom"}]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D233","versionType":"custom"}],"platforms":["QFX5110, QFX5200"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D471","versionType":"custom"}],"platforms":["NFX 150, NFX 250"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D67","versionType":"custom"}],"platforms":["QFX10000 Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"12.3","status":"affected","lessThan":"12.3R12-S10","versionType":"custom"}],"platforms":["EX Series"]}],"references":["https://apps.juniper.net/feature-explorer/search.html#q=dhcp","https://kb.juniper.net/JSA10868","http://www.securitytracker.com/id/1041338"],"weaknesses":[],"ingestedAt":"2026-10-29T19:44:03.729Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2018/0xxx/CVE-2018-0034.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2018-0034","state":"PUBLISHED","datePublished":"2018-07-11T18:00:00.000Z","dateUpdated":"2024-09-16T23:42:01.125Z","assignerShortName":"juniper","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateReserved":"2017-11-16T00:00:00.000Z"},"containers":{"cna":{"title":"Junos OS: A malicious crafted IPv6 DHCP packet may cause the JDHCPD daemon to core","descriptions":[{"lang":"en","value":"A Denial of Service vulnerability exists in the Juniper Networks Junos OS JDHCPD daemon which allows an attacker to core the JDHCPD daemon by sending a crafted IPv6 packet to the system. This issue is limited to systems which receives IPv6 DHCP packets on a system configured for DHCP processing using the JDHCPD daemon. This issue does not affect IPv4 DHCP packet processing. Affected releases are Juniper Networks Junos OS: 12.3 versions prior to 12.3R12-S10 on EX Series; 12.3X48 versions prior to 12.3X48-D70 on SRX Series; 14.1X53 versions prior to 14.1X53-D47 on EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100; 14.1X53 versions prior to 14.1X53-D130 on QFabric; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D140 on SRX Series; 15.1X53 versions prior to 15.1X53-D67 on QFX10000 Series; 15.1X53 versions prior to 15.1X53-D233 on QFX5110, QFX5200; 15.1X53 versions prior to 15.1X53-D471 on NFX 150, NFX 250; 16.1 versions prior to 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7; 16.2 versions prior to 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R1-S7, 17.1R2-S7, 17.1R3; 17.2 versions prior to 17.2R1-S6, 17.2R2-S4, 17.2R3; 17.3 versions prior to 17.3R1-S4, 17.3R2-S2, 17.3R3; 17.4 versions prior to 17.4R1-S3, 17.4R2."}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"12.3X48","status":"affected","lessThan":"12.3X48-D70","versionType":"custom"},{"version":"15.1X49","status":"affected","lessThan":"15.1X49-D140","versionType":"custom"}],"platforms":["SRX Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"14.1X53","status":"affected","lessThan":"14.1X53-D47","versionType":"custom"}],"platforms":["EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100;"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"14.1X53","status":"affected","lessThan":"14.1X53-D130","versionType":"custom"}],"platforms":["QFabric System"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1","status":"affected","lessThan":"15.1R4-S9, 15.1R6-S6, 15.1R7","versionType":"custom"},{"version":"16.1","status":"affected","lessThan":"16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7","versionType":"custom"},{"version":"16.2","status":"affected","lessThan":"16.2R2-S5, 16.2R3","versionType":"custom"},{"version":"17.1","status":"affected","lessThan":"17.1R1-S7, 17.1R2-S7, 17.1R3","versionType":"custom"},{"version":"17.2","status":"affected","lessThan":"17.2R1-S6, 17.2R2-S4, 17.2R3","versionType":"custom"},{"version":"17.3","status":"affected","lessThan":"17.3R1-S4, 17.3R2-S2, 17.3R3","versionType":"custom"},{"version":"17.4","status":"affected","lessThan":"17.4R1-S3, 17.4R2","versionType":"custom"}]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D233","versionType":"custom"}],"platforms":["QFX5110, QFX5200"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D471","versionType":"custom"}],"platforms":["NFX 150, NFX 250"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"15.1X53","status":"affected","lessThan":"15.1X53-D67","versionType":"custom"}],"platforms":["QFX10000 Series"]},{"vendor":"Juniper Networks","product":"Junos OS","versions":[{"version":"12.3","status":"affected","lessThan":"12.3R12-S10","versionType":"custom"}],"platforms":["EX Series"]}],"references":[{"url":"https://apps.juniper.net/feature-explorer/search.html#q=dhcp","tags":["x_refsource_MISC"]},{"url":"https://kb.juniper.net/JSA10868","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securitytracker.com/id/1041338","name":"1041338","tags":["vdb-entry","x_refsource_SECTRACK"]}],"metrics":[{"cvssV3_0":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","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:L","version":"3.0"}}],"problemTypes":[{"descriptions":[{"description":"Denial of Service","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"juniper","dateUpdated":"2018-07-27T09:57:01.000Z","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968"},"configurations":[{"lang":"en","value":"For applicable CLI configuration assistance on your device please refer to the KB and Feature Explorer in the URL section further in this advisory."}],"datePublic":"2018-07-11T00:00:00.000Z","exploits":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"solutions":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: Junos OS 12.3R12-S10, 12.3X48-D70, 14.1X53-D130*, 14.1X53-D47, 15.1R4-S9, 15.1R6-S6, 15.1R7, 15.1X49-D140, 15.1X53-D233, 15.1X53-D471, 15.1X53-D67, 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7, 16.2R2-S5, 16.2R3, 17.1R1-S7, 17.1R2-S7, 17.1R3, 17.2R1-S6, 17.2R2-S4, 17.2R3, 17.3R1-S4, 17.3R2-S2, 17.3R3, 17.4R1-S3, 17.4R2, 18.1R1, and all subsequent releases.\n\n*Pending Publication"}],"source":{"advisory":"JSA10868","defect":["1334230"],"discovery":"USER"},"workarounds":[{"lang":"en","value":"There are no viable workarounds for this issue."}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"sirt@juniper.net","DATE_PUBLIC":"2018-07-11T16:00:00.000Z","ID":"CVE-2018-0034","STATE":"PUBLIC","TITLE":"Junos OS: A malicious crafted IPv6 DHCP packet may cause the JDHCPD daemon to core"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Junos OS","version":{"version_data":[{"affected":"<","platform":"SRX Series","version_affected":"<","version_name":"12.3X48","version_value":"12.3X48-D70"},{"affected":"<","platform":"EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100;","version_affected":"<","version_name":"14.1X53","version_value":"14.1X53-D47"},{"affected":"<","platform":"QFabric System","version_affected":"<","version_name":"14.1X53","version_value":"14.1X53-D130"},{"affected":"<","version_affected":"<","version_name":"15.1","version_value":"15.1R4-S9, 15.1R6-S6, 15.1R7"},{"affected":"<","platform":"SRX 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17.3R2-S2, 17.3R3"},{"affected":"<","version_affected":"<","version_name":"17.4","version_value":"17.4R1-S3, 17.4R2"},{"affected":"<","platform":"EX Series","version_affected":"<","version_name":"12.3","version_value":"12.3R12-S10"}]}}]},"vendor_name":"Juniper Networks"}]}},"configuration":[{"lang":"en","value":"For applicable CLI configuration assistance on your device please refer to the KB and Feature Explorer in the URL section further in this advisory."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A Denial of Service vulnerability exists in the Juniper Networks Junos OS JDHCPD daemon which allows an attacker to core the JDHCPD daemon by sending a crafted IPv6 packet to the system. This issue is limited to systems which receives IPv6 DHCP packets on a system configured for DHCP processing using the JDHCPD daemon. This issue does not affect IPv4 DHCP packet processing. Affected releases are Juniper Networks Junos OS: 12.3 versions prior to 12.3R12-S10 on EX Series; 12.3X48 versions prior to 12.3X48-D70 on SRX Series; 14.1X53 versions prior to 14.1X53-D47 on EX2200/VC, EX3200, EX3300/VC, EX4200, EX4300, EX4550/VC, EX4600, EX6200, EX8200/VC (XRE), QFX3500, QFX3600, QFX5100; 14.1X53 versions prior to 14.1X53-D130 on QFabric; 15.1 versions prior to 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D140 on SRX Series; 15.1X53 versions prior to 15.1X53-D67 on QFX10000 Series; 15.1X53 versions prior to 15.1X53-D233 on QFX5110, QFX5200; 15.1X53 versions prior to 15.1X53-D471 on NFX 150, NFX 250; 16.1 versions prior to 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7; 16.2 versions prior to 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R1-S7, 17.1R2-S7, 17.1R3; 17.2 versions prior to 17.2R1-S6, 17.2R2-S4, 17.2R3; 17.3 versions prior to 17.3R1-S4, 17.3R2-S2, 17.3R3; 17.4 versions prior to 17.4R1-S3, 17.4R2."}]},"exploit":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","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:L","version":"3.0"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Denial of Service"}]}]},"references":{"reference_data":[{"name":"https://apps.juniper.net/feature-explorer/search.html#q=dhcp","refsource":"MISC","url":"https://apps.juniper.net/feature-explorer/search.html#q=dhcp"},{"name":"https://kb.juniper.net/JSA10868","refsource":"CONFIRM","url":"https://kb.juniper.net/JSA10868"},{"name":"1041338","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1041338"}]},"solution":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: Junos OS 12.3R12-S10, 12.3X48-D70, 14.1X53-D130*, 14.1X53-D47, 15.1R4-S9, 15.1R6-S6, 15.1R7, 15.1X49-D140, 15.1X53-D233, 15.1X53-D471, 15.1X53-D67, 16.1R3-S9, 16.1R4-S8, 16.1R5-S4, 16.1R6-S3, 16.1R7, 16.2R2-S5, 16.2R3, 17.1R1-S7, 17.1R2-S7, 17.1R3, 17.2R1-S6, 17.2R2-S4, 17.2R3, 17.3R1-S4, 17.3R2-S2, 17.3R3, 17.4R1-S3, 17.4R2, 18.1R1, and all subsequent releases.\n\n*Pending Publication"}],"source":{"advisory":"JSA10868","defect":["1334230"],"discovery":"USER"},"work_around":[{"lang":"en","value":"There are no viable workarounds for this issue."}]}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://apps.juniper.net/feature-explorer/search.html#q=dhcp","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://kb.juniper.net/JSA10868","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securitytracker.com/id/1041338","name":"1041338","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T03:14:16.149Z"}}]}}}