{"id":"CVE-2016-5391","aliases":["EUVD-2016-6340","GHSA-hp5p-v8v6-q6h6"],"status":"published","title":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer...","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","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":0.03013,"percentile":0.87508,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2017-06-13T17:00:00Z","modified":"2026-10-24T10:30:59Z","products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"libreswan","product":"libreswan"}],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65R6OA5AY7K2UBQUDOLOS5Y3SCULQI6I/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKMS7R4TG6LTAGEBOWVUXF6LAWQXLNXV/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1356183","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","report"]},{"url":"https://libreswan.org/security/CVE-2016-5391/CVE-2016-5391.txt","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-5391"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65R6OA5AY7K2UBQUDOLOS5Y3SCULQI6I"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UKMS7R4TG6LTAGEBOWVUXF6LAWQXLNXV"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/65R6OA5AY7K2UBQUDOLOS5Y3SCULQI6I"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UKMS7R4TG6LTAGEBOWVUXF6LAWQXLNXV"},{"url":"https://github.com/advisories/GHSA-hp5p-v8v6-q6h6"}],"sources":{"cve":[{"id":"CVE-2016-5391","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","status":"published","published":"2017-06-13T17:00:00Z","modified":"2024-08-06T01:00:59.955Z","updated_at":"2026-11-02T14:33:30.767029Z"}],"euvd":[{"id":"EUVD-2016-6340","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","status":"published","published":"2017-06-13T17:00:00Z","modified":"2024-08-06T01:00:59Z","updated_at":"2026-11-03T02:22:42.442421Z"}],"ghsa":[{"id":"GHSA-hp5p-v8v6-q6h6","title":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer...","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","status":"published","published":"2022-05-17T02:40:37Z","modified":"2025-04-20T03:39:57Z","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-476"],"updated_at":"2026-11-02T15:01:47.903342Z"}],"nvd":[{"id":"CVE-2016-5391","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","status":"published","published":"2017-06-13T17:29:00.24Z","modified":"2026-06-17T00:49:19.547Z","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-476"],"updated_at":"2026-11-02T14:03:38.290327Z"}],"osv":[{"id":"CVE-2016-5391","description":"libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).","status":"published","published":"2017-06-13T17:29:00.24Z","modified":"2026-10-24T10:30:59.331205031Z","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"}],"updated_at":"2026-11-02T15:44:02.776224Z"}]}}