{"id":"CVE-2016-6415","aliases":["EUVD-2016-7338","GHSA-ccm6-q86p-2hwx"],"status":"published","title":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE...","description":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.87687,"percentile":0.99762,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-200"],"published":"2016-09-19T01:00:00Z","modified":"2026-06-17T00:50:59Z","kev":{"date_added":"2023-05-19","due_date":"2023-06-09","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2023-05-19"},{"source":"kev","since":"2023-05-19"}],"exploits":[{"source":"exploitdb","id":"EDB-43383","title":"Cisco IOS 12.2 \u003c 12.4 / 15.0 \u003c 15.6 - Security Association Negotiation Request Device Memory","type":"remote","platform":"hardware","date":"2017-03-17","url":"https://www.exploit-db.com/exploits/43383"},{"source":"pocgithub","id":"3ndG4me/CVE-2016-6415-BenignCertain-Monitor","title":"3ndG4me/CVE-2016-6415-BenignCertain-Monitor","date":"2020-11-04","url":"https://github.com/3ndG4me/CVE-2016-6415-BenignCertain-Monitor"},{"source":"metasploit","id":"auxiliary/scanner/ike/cisco_ike_benigncertain","title":"Cisco IKE Information Disclosure","type":"auxiliary","date":"2016-09-29","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/scanner/ike/cisco_ike_benigncertain"}],"products":[{"vendor":"cisco","product":"ios"},{"vendor":"cisco","product":"ios, ios xr, and ios xe"},{"vendor":"cisco","product":"ios_xe"},{"vendor":"cisco","product":"ios_xr"}],"references":[{"url":"http://www.securitytracker.com/id/1036841","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160916-ikev1","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/93003","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-6415","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6415"},{"url":"https://github.com/advisories/GHSA-ccm6-q86p-2hwx"}],"sources":{"cve":[{"id":"CVE-2016-6415","description":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.","status":"published","published":"2016-09-19T01:00:00Z","modified":"2026-01-12T21:16:07.939Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:33:34.443637Z"}],"euvd":[{"id":"EUVD-2016-7338","description":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.","status":"published","published":"2016-09-19T01:00:00Z","modified":"2026-01-12T21:16:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"exploited_since":"2023-05-19","updated_at":"2026-11-02T19:48:53.22038Z"}],"ghsa":[{"id":"GHSA-ccm6-q86p-2hwx","title":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE...","description":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.","status":"published","published":"2022-05-13T01:26:06Z","modified":"2025-10-22T00:31:17Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:04:03.556367Z"}],"kev":[{"id":"CVE-2016-6415","title":"Cisco IOS, IOS XR, and IOS XE IKEv1 Information Disclosure Vulnerability","description":"Cisco IOS, IOS XR, and IOS XE contain insufficient condition checks in the part of the code that handles Internet Key Exchange version 1 (IKEv1) security negotiation requests. contains an information disclosure vulnerability in the Internet Key Exchange version 1 (IKEv1) that could allow an attacker to retrieve memory contents. Successful exploitation could allow the attacker to retrieve memory contents, which can lead to information disclosure.","cwes":["CWE-200"],"kev":{"date_added":"2023-05-19","due_date":"2023-06-09","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2016-6415","description":"The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.","status":"published","published":"2016-09-19T01:59:06.167Z","modified":"2026-06-17T00:50:59.43Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:03:29.893676Z"}]}}