{"containers":{"cna":{"affected":[{"product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"19.3R1","status":"unaffected","version":"unspecified","versionType":"custom"},{"changes":[{"at":"19.3R2-S6, 19.3R3-S3","status":"unaffected"}],"lessThan":"19.3*","status":"affected","version":"19.3R1","versionType":"custom"},{"lessThan":"19.4R3-S5","status":"affected","version":"19.4","versionType":"custom"},{"lessThan":"20.1R2-S2, 20.1R3-S1","status":"affected","version":"20.1","versionType":"custom"},{"lessThan":"20.2R3-S2","status":"affected","version":"20.2","versionType":"custom"},{"lessThan":"20.3R3","status":"affected","version":"20.3","versionType":"custom"},{"lessThan":"20.4R2-S1, 20.4R3","status":"affected","version":"20.4","versionType":"custom"},{"lessThan":"21.1R1-S1, 21.1R2","status":"affected","version":"21.1","versionType":"custom"}]}],"configurations":[{"lang":"en","value":"The following minimal configuration is necessary: \n\n  [system services web-management http]\nor\n  [system services web-management https]"}],"credits":[{"lang":"en","value":"The Juniper SIRT wishes to thank Luca Ercoli regarding PR 1511853"}],"datePublic":"2021-07-14T00:00:00.000Z","descriptions":[{"lang":"en","value":"An Improper Input Validation vulnerability in J-Web of Juniper Networks Junos OS allows a locally authenticated attacker to escalate their privileges to root over the target device. junos:18.3R3-S5 junos:18.4R3-S9 junos:19.1R3-S6 junos:19.3R2-S6 junos:19.3R3-S3 junos:19.4R1-S4 junos:19.4R3-S4 junos:20.1R2-S2 junos:20.1R3 junos:20.2R3-S1 junos:20.3X75-D20 junos:20.3X75-D30 junos:20.4R2-S1 junos:20.4R3 junos:21.1R1-S1 junos:21.1R2 junos:21.2R1 junos:21.3R1 This issue affects: Juniper Networks Junos OS 19.3 versions 19.3R1 and above prior to 19.3R2-S6, 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 19.3R1."}],"exploits":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.  However, a proof-of-concept exploit does exist in the wild."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]},{"descriptions":[{"description":"Privilege Escalation","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2021-07-15T20:00:48.000Z","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://kb.juniper.net/JSA11182"}],"solutions":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: 19.3R2-S6, 19.3R3-S3, 19.4R3-S5, 20.1R2-S2, 20.1R3-S1, 20.2R3-S2, 20.3R3, 20.4R2-S1, 20.4R3, 21.1R1-S1, 21.1R2, 21.2R1, and all subsequent releases.\n\nIn addition to the above fixed releases, for the following not-affected releases additional security enhancements were included in Junos OS 18.3R3-S5, 18.4R3-S9, 19.1R3-S6 as a result of resolving this issue."}],"source":{"advisory":"JSA11182","defect":["1592021","1511853"],"discovery":"USER"},"title":"Junos OS: J-Web allows a locally authenticated attacker to escalate their privileges to root.","workarounds":[{"lang":"en","value":"There are no viable workarounds for this issue other than disabling J-Web. \n\nTo reduce the risk of exploitation of these issues, use access lists or firewall filters to limit access to only trusted administrative networks, hosts and users."}],"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"sirt@juniper.net","DATE_PUBLIC":"2021-07-14T16:00:00.000Z","ID":"CVE-2021-0278","STATE":"PUBLIC","TITLE":"Junos OS: J-Web allows a locally authenticated attacker to escalate their privileges to root."},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Junos OS","version":{"version_data":[{"version_affected":">=","version_name":"19.3","version_value":"19.3R1"},{"version_affected":"<","version_name":"19.3","version_value":"19.3R2-S6, 19.3R3-S3"},{"version_affected":"<","version_name":"19.4","version_value":"19.4R3-S5"},{"version_affected":"<","version_name":"20.1","version_value":"20.1R2-S2, 20.1R3-S1"},{"version_affected":"<","version_name":"20.2","version_value":"20.2R3-S2"},{"version_affected":"<","version_name":"20.3","version_value":"20.3R3"},{"version_affected":"<","version_name":"20.4","version_value":"20.4R2-S1, 20.4R3"},{"version_affected":"<","version_name":"21.1","version_value":"21.1R1-S1, 21.1R2"},{"version_affected":"!<","version_value":"19.3R1"}]}}]},"vendor_name":"Juniper Networks"}]}},"configuration":[{"lang":"en","value":"The following minimal configuration is necessary: \n\n  [system services web-management http]\nor\n  [system services web-management https]"}],"credit":[{"lang":"eng","value":"The Juniper SIRT wishes to thank Luca Ercoli regarding PR 1511853"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An Improper Input Validation vulnerability in J-Web of Juniper Networks Junos OS allows a locally authenticated attacker to escalate their privileges to root over the target device. junos:18.3R3-S5 junos:18.4R3-S9 junos:19.1R3-S6 junos:19.3R2-S6 junos:19.3R3-S3 junos:19.4R1-S4 junos:19.4R3-S4 junos:20.1R2-S2 junos:20.1R3 junos:20.2R3-S1 junos:20.3X75-D20 junos:20.3X75-D30 junos:20.4R2-S1 junos:20.4R3 junos:21.1R1-S1 junos:21.1R2 junos:21.2R1 junos:21.3R1 This issue affects: Juniper Networks Junos OS 19.3 versions 19.3R1 and above prior to 19.3R2-S6, 19.3R3-S3; 19.4 versions prior to 19.4R3-S5; 20.1 versions prior to 20.1R2-S2, 20.1R3-S1; 20.2 versions prior to 20.2R3-S2; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 19.3R1."}]},"exploit":[{"lang":"en","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.  However, a proof-of-concept exploit does exist in the wild."}],"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-20 Improper Input Validation"}]},{"description":[{"lang":"eng","value":"Privilege Escalation"}]}]},"references":{"reference_data":[{"name":"https://kb.juniper.net/JSA11182","refsource":"CONFIRM","url":"https://kb.juniper.net/JSA11182"}]},"solution":[{"lang":"en","value":"The following software releases have been updated to resolve this specific issue: 19.3R2-S6, 19.3R3-S3, 19.4R3-S5, 20.1R2-S2, 20.1R3-S1, 20.2R3-S2, 20.3R3, 20.4R2-S1, 20.4R3, 21.1R1-S1, 21.1R2, 21.2R1, and all subsequent releases.\n\nIn addition to the above fixed releases, for the following not-affected releases additional security enhancements were included in Junos OS 18.3R3-S5, 18.4R3-S9, 19.1R3-S6 as a result of resolving this issue."}],"source":{"advisory":"JSA11182","defect":["1592021","1511853"],"discovery":"USER"},"work_around":[{"lang":"en","value":"There are no viable workarounds for this issue other than disabling J-Web. \n\nTo reduce the risk of exploitation of these issues, use access lists or firewall filters to limit access to only trusted administrative networks, hosts and users."}]}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T15:32:10.530Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://kb.juniper.net/JSA11182"}]}]},"cveMetadata":{"assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","assignerShortName":"juniper","cveId":"CVE-2021-0278","datePublished":"2021-07-15T20:00:49.075Z","dateReserved":"2020-10-27T00:00:00.000Z","dateUpdated":"2024-09-17T03:37:49.506Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}