{"id":"CVE-2016-1407","aliases":["EUVD-2016-2506","GHSA-fwrp-vrm8-wjwg"],"status":"published","title":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries,...","description":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01765,"percentile":0.78209,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2016-05-25T01:00:00Z","modified":"2026-06-17T00:41:52Z","products":[{"vendor":"cisco","product":"ios_xr"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160519-ios-xr","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1035934","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1407"},{"url":"https://github.com/advisories/GHSA-fwrp-vrm8-wjwg"}],"sources":{"cve":[{"id":"CVE-2016-1407","description":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.","status":"published","published":"2016-05-25T01:00:00Z","modified":"2024-08-05T22:55:14.376Z","updated_at":"2026-11-02T14:33:35.841056Z"}],"euvd":[{"id":"EUVD-2016-2506","description":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.","status":"published","published":"2016-05-25T01:00:00Z","modified":"2024-08-05T22:55:14Z","updated_at":"2026-11-03T02:22:57.428811Z"}],"ghsa":[{"id":"GHSA-fwrp-vrm8-wjwg","title":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries,...","description":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.","status":"published","published":"2022-05-17T03:36:01Z","modified":"2023-01-27T05:07:53Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:43:12.891051Z"}],"nvd":[{"id":"CVE-2016-1407","description":"Cisco IOS XR through 5.3.2 mishandles Local Packet Transport Services (LPTS) flow-base entries, which allows remote attackers to cause a denial of service (session drop) by making many connection attempts to open TCP ports, aka Bug ID CSCux95576.","status":"published","published":"2016-05-25T01:59:10.773Z","modified":"2026-06-17T00:41:52.863Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:03:25.366449Z"}]}}