{ "CVE_data_meta": { "ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2020-04-08T16:00:00.000Z", "ID": "CVE-2020-1630", "STATE": "PUBLIC", "TITLE": "Junos OS: Privilege escalation vulnerability in dual REs, VC or HA cluster may allow unauthorized configuration change." }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Junos OS", "version": { "version_data": [ { "version_affected": "<", "version_name": "12.3", "version_value": "12.3R12-S14" }, { "version_affected": "<", "version_name": "12.3X48", "version_value": "12.3X48-D86, 12.3X48-D90" }, { "version_affected": "<", "version_name": "14.1X53", "version_value": "14.1X53-D51" }, { "version_affected": "<", "version_name": "15.1", "version_value": "15.1R7-S6" }, { "version_affected": "<", "version_name": "15.1X49", "version_value": "15.1X49-D181, 15.1X49-D190" }, { "version_affected": "<", "version_name": "15.1X53", "version_value": "15.1X53-D592" }, { "version_affected": "<", "version_name": "16.1", "version_value": "16.1R4-S13, 16.1R7-S6" }, { "version_affected": "<", "version_name": "16.2", "version_value": "16.2R2-S10" }, { "version_affected": "<", "version_name": "17.1", "version_value": "17.1R2-S11, 17.1R3-S1" }, { "version_affected": "<", "version_name": "17.2", "version_value": "17.2R1-S9, 17.2R3-S3" }, { "version_affected": "<", "version_name": "17.3", "version_value": "17.3R3-S6" }, { "version_affected": "<", "version_name": "17.4", "version_value": "17.4R2-S6, 17.4R3" }, { "version_affected": "<", "version_name": "18.1", "version_value": "18.1R3-S7" }, { "version_affected": "<", "version_name": "18.2", "version_value": "18.2R2-S5, 18.2R3-S1" }, { "version_affected": "<", "version_name": "18.2", "version_value": "18.2X75-D12, 18.2X75-D33, 18.2X75-D420, 18.2X75-D60,18.2X75-D411" }, { "version_affected": "<", "version_name": "18.3", "version_value": "18.3R1-S5, 18.3R2-S1, 18.3R3" }, { "version_affected": "<", "version_name": "18.4", "version_value": "18.4R1-S4, 18.4R2-S1, 18.4R3" }, { "version_affected": "<", "version_name": "19.1", "version_value": "19.1R1-S2, 19.1R2" }, { "version_affected": "<", "version_name": "19.2", "version_value": "19.2R1-S1, 19.2R2" } ] } } ] }, "vendor_name": "Juniper Networks" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A privilege escalation vulnerability in Juniper Networks Junos OS devices configured with dual Routing Engines (RE), Virtual Chassis (VC) or high-availability cluster may allow a local authenticated low-privileged user with access to the shell to perform unauthorized configuration modification. This issue does not affect Junos OS device with single RE or stand-alone configuration. This issue affects Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S14; 12.3X48 versions prior to 12.3X48-D86, 12.3X48-D90; 14.1X53 versions prior to 14.1X53-D51; 15.1 versions prior to 15.1R7-S6; 15.1X49 versions prior to 15.1X49-D181, 15.1X49-D190; 15.1X53 versions prior to 15.1X53-D592; 16.1 versions prior to 16.1R4-S13, 16.1R7-S6; 16.2 versions prior to 16.2R2-S10; 17.1 versions prior to 17.1R2-S11, 17.1R3-S1; 17.2 versions prior to 17.2R1-S9, 17.2R3-S3; 17.3 versions prior to 17.3R3-S6; 17.4 versions prior to 17.4R2-S6, 17.4R3; 18.1 versions prior to 18.1R3-S7; 18.2 versions prior to 18.2R2-S5, 18.2R3-S1; 18.2 versions prior to 18.2X75-D12, 18.2X75-D33, 18.2X75-D420, 18.2X75-D60, 18.2X75-D411; 18.3 versions prior to 18.3R1-S5, 18.3R2-S1, 18.3R3; 18.4 versions prior to 18.4R1-S4, 18.4R2-S1, 18.4R3; 19.1 versions prior to 19.1R1-S2, 19.1R2; 19.2 versions prior to 19.2R1-S1, 19.2R2." } ] }, "exploit": [ { "lang": "eng", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability." } ], "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-264 Permissions, Privileges, and Access Controls" } ] }, { "description": [ { "lang": "eng", "value": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition" } ] } ] }, "references": { "reference_data": [ { "name": "https://kb.juniper.net/JSA11010", "refsource": "CONFIRM", "url": "https://kb.juniper.net/JSA11010" } ] }, "solution": [ { "lang": "eng", "value": "The following software releases have been updated to resolve this specific issue: 12.3R12-S14, 12.3X48-D86, 12.3X48-D90, 14.1X53-D51, 15.1R7-S6, 15.1X49-D181, 15.1X49-D190, 15.1X53-D592, 16.1R4-S13, 16.1R7-S6, 16.2R2-S10, 17.1R2-S11, 17.1R3-S1, 17.2R1-S9, 17.2R3-S3, 17.2X75-D110, 17.2X75-D44, 17.3R3-S6, 17.4R2-S6, 17.4R3, 18.1R3-S7, 18.2R2-S5, 18.2R3-S1, 18.2X75-D12, 18.2X75-D33, 18.2X75-D411, 18.2X75-D420, 18.2X75-D60, 18.3R1-S5, 18.3R1-S6, 18.3R2-S1, 18.3R2-S3, 18.3R3, 18.4R1-S4, 18.4R1-S5, 18.4R2-S1, 18.4R3, 19.1R1-S2, 19.1R2, 19.2R1-S1, 19.2R2, 19.3R1, and all subsequent releases." } ], "source": { "advisory": "JSA11010", "defect": [ "1441795" ], "discovery": "INTERNAL" }, "work_around": [ { "lang": "eng", "value": "Disallow unprivileged authenticated users access to Junos shell.\nLimit shell access to only trusted administrators. " } ] }