{"id":"CVE-2016-1453","aliases":["EUVD-2016-2552","GHSA-gm4r-22mh-3f5q"],"status":"published","title":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0...","description":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0807,"percentile":0.94835,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2016-10-06T10:00:00Z","modified":"2026-06-17T00:42:00Z","products":[{"vendor":"cisco","product":"nx-os"}],"references":[{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-otv","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Mitigation","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/93409","tags":["vdb-entry","x_refsource_BID","x_transferred","Not Applicable","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1036946","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Not Applicable","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1453"},{"url":"https://github.com/advisories/GHSA-gm4r-22mh-3f5q"}],"sources":{"cve":[{"id":"CVE-2016-1453","description":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.","status":"published","published":"2016-10-06T10:00:00Z","modified":"2024-08-05T22:55:14.465Z","updated_at":"2026-11-02T14:33:36.175943Z"}],"euvd":[{"id":"EUVD-2016-2552","description":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.","status":"published","published":"2016-10-06T10:00:00Z","modified":"2024-08-05T22:55:14Z","updated_at":"2026-11-03T02:22:56.986033Z"}],"ghsa":[{"id":"GHSA-gm4r-22mh-3f5q","title":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0...","description":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.","status":"published","published":"2022-05-13T01:02:54Z","modified":"2023-01-30T05:05:33Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:47:18.26887Z"}],"nvd":[{"id":"CVE-2016-1453","description":"Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.","status":"published","published":"2016-10-06T10:59:02.693Z","modified":"2026-06-17T00:42:00.28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:31.485755Z"}]}}