{"id":"CVE-2016-1436","aliases":["EUVD-2016-2535","GHSA-gc2j-fg67-x42m"],"status":"published","title":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR...","description":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.","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":0.7821,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2016-06-23T00:00:00Z","modified":"2026-06-17T00:41:58Z","products":[{"vendor":"cisco","product":"asr_5000_software"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160621-asr","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://www.securitytracker.com/id/1036152","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1436"},{"url":"https://github.com/advisories/GHSA-gc2j-fg67-x42m"}],"sources":{"cve":[{"id":"CVE-2016-1436","description":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.","status":"published","published":"2016-06-23T00:00:00Z","modified":"2024-08-05T22:55:14.47Z","updated_at":"2026-11-02T14:33:35.841056Z"}],"euvd":[{"id":"EUVD-2016-2535","description":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.","status":"published","published":"2016-06-23T00:00:00Z","modified":"2024-08-05T22:55:14Z","updated_at":"2026-11-03T02:22:56.986033Z"}],"ghsa":[{"id":"GHSA-gc2j-fg67-x42m","title":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR...","description":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.","status":"published","published":"2022-05-17T03:37:39Z","modified":"2023-01-27T05:08:19Z","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-119"],"updated_at":"2026-11-02T14:43:16.659055Z"}],"nvd":[{"id":"CVE-2016-1436","description":"The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.","status":"published","published":"2016-06-23T00:59:05.177Z","modified":"2026-06-17T00:41:58.47Z","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-119"],"updated_at":"2026-11-02T14:03:26.642445Z"}]}}