{"schemaVersion":3,"id":"CVE-2018-0020","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Junos OS may be impacted by the receipt of a malformed BGP UPDATE which can lead to a routing process daemon (rpd) crash and restart. Receipt of a repeated malformed BGP UPDATEs can result in an extended denial of service condition for the device. This malformed BGP UPDATE does not propagate to other BGP peers. Affected releases are Juniper Networks Junos OS: 14.1X53 versions prior to 14.1X53-D47; 15.1 versions prior to 15.1F6-S10, 15.1R4-S9, 15.1R6-S6, 15.1R7; 15.1X49 versions prior to 15.1X49-D130 on SRX; 15.1X53 versions prior to 15.1X53-D66 on QFX10K; 15.1X53 versions prior to 15.1X53-D58 on EX2300/EX3400; 15.1X53 versions prior to 15.1X53-D233 on QFX5200/QFX5110; 15.1X53 versions prior to 15.1X53-D471 on NFX; 16.1 versions prior to 16.1R3-S8, 16.1R4-S9, 16.1R5-S3, 16.1R6-S3, 16.1R7; 16.1X65 versions prior to 16.1X65-D47; 16.2 versions prior to 16.2R1-S6, 16.2R2-S5, 16.2R3; 17.1 versions prior to 17.1R2-S3, 17.1R3; 17.2 versions prior to 17.2R1-S3, 17.2R2-S1, 17.2R3; 17.2X75 versions prior to 17.2X75-D70; 13.2 versions above and including 13.2R1. Versions prior to 13.2R1 are not affected. Juniper SIRT is not aware of any malicious exploitation of this vulnerability. No other Juniper Networks products or platforms are affected by this issue.","dates":{"published":"2018-04-11T19:00:00.000Z","modified":"2024-09-16T19:55:56.775Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.8,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":7.8,"severity":"high","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01339,"percentile":0.70856,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":-0.02499999999999985,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01364},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01339,"percentile":0.70856}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01364,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01339,"percentile":null},{"date":"2026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Input Validation","description":"The product receives input or data, but it does\n        not validate or incorrectly validates that the input has the\n        properties that are required to process the data safely and\n        correctly.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/20.html"}],"affected":[{"vendor":"juniper networks","product":"junos os","name":"Junos OS","label":"junos os","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 14.1X53, < 14.1X53-D47","noFixRecorded":false,"fixedIn":null},{"text":"≥ 15.1, < 15.1F6-S10, 15.1R4-S9, 15.1R6-S6, 15.1R7","noFixRecorded":false,"fixedIn":null},{"text":"≥ 16.1, < 16.1R3-S8, 16.1R4-S9, 16.1R5-S3, 16.1R6-S3, 16.1R7","noFixRecorded":false,"fixedIn":null},{"text":"≥ 16.1X65, < 16.1X65-D47","noFixRecorded":false,"fixedIn":null},{"text":"≥ 16.2, < 16.2R1-S6, 16.2R2-S5, 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15.1X53-D471","eol":null,"hubHref":"/vendor/juniper_networks/junos_os"},{"vendor":"juniper","product":"junos","name":"junos","label":"junos","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"15.1x49","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d10","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d100","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d110","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d120","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d20","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d30","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d35","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d40","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d45","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d50","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d55","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d60","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d65","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d70","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d75","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d80","noFixRecorded":false,"fixedIn":null},{"text":"15.1x49:d90","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d15","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d16","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d25","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d26","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d27","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d30","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d35","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d40","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d42","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d43","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d44","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d45","noFixRecorded":false,"fixedIn":null},{"text":"14.1x53:d46","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d10","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d20","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d21","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d30","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d32","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d33","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d34","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d50","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d51","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d52","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d55","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d57","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r1","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r2","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r3","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r4","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r5","noFixRecorded":false,"fixedIn":null},{"text":"16.1:r6","noFixRecorded":false,"fixedIn":null},{"text":"16.2:r1","noFixRecorded":false,"fixedIn":null},{"text":"16.2:r2","noFixRecorded":false,"fixedIn":null},{"text":"16.2:r3","noFixRecorded":false,"fixedIn":null},{"text":"17.1:r1","noFixRecorded":false,"fixedIn":null},{"text":"17.1:r2","noFixRecorded":false,"fixedIn":null},{"text":"17.1:r3","noFixRecorded":false,"fixedIn":null},{"text":"15.1","noFixRecorded":false,"fixedIn":null},{"text":"15.1:r1","noFixRecorded":false,"fixedIn":null},{"text":"15.1:r2","noFixRecorded":false,"fixedIn":null},{"text":"15.1:r3","noFixRecorded":false,"fixedIn":null},{"text":"15.1:r4","noFixRecorded":false,"fixedIn":null},{"text":"15.1:r6","noFixRecorded":false,"fixedIn":null},{"text":"15.1:f1","noFixRecorded":false,"fixedIn":null},{"text":"15.1:f2","noFixRecorded":false,"fixedIn":null},{"text":"15.1:f3","noFixRecorded":false,"fixedIn":null},{"text":"15.1:f4","noFixRecorded":false,"fixedIn":null},{"text":"15.1:f6","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d210","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d230","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d231","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d232","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d58","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d60","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d61","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d62","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d63","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d64","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d65","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d66","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d233","noFixRecorded":false,"fixedIn":null},{"text":"15.1x53:d470","noF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