{"id":"CVE-2013-4564","aliases":["EUVD-2013-4422","GHSA-jg47-pq6h-vjmw"],"status":"published","title":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length...","description":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02666,"percentile":0.85821,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-189"],"published":"2014-01-07T17:00:00Z","modified":"2026-06-16T23:57:27Z","products":[{"vendor":"libreswan","product":"libreswan"}],"references":[{"url":"http://secunia.com/advisories/56276","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Vendor Advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124928.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://libreswan.org/security/CVE-2013-4564/CVE-2013-4564.txt.asc","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124943.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124911.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-4564"},{"url":"https://github.com/advisories/GHSA-jg47-pq6h-vjmw"}],"sources":{"cve":[{"id":"CVE-2013-4564","description":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.","status":"published","published":"2014-01-07T17:00:00Z","modified":"2024-08-06T16:45:14.868Z","updated_at":"2026-11-02T14:34:57.869657Z"}],"euvd":[{"id":"EUVD-2013-4422","description":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.","status":"published","published":"2014-01-07T17:00:00Z","modified":"2024-08-06T16:45:14Z","updated_at":"2026-11-03T01:56:31.667445Z"}],"ghsa":[{"id":"GHSA-jg47-pq6h-vjmw","title":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length...","description":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.","status":"published","published":"2022-05-17T04:51:42Z","modified":"2023-01-28T05:02:41Z","updated_at":"2026-11-02T14:43:49.735086Z"}],"nvd":[{"id":"CVE-2013-4564","description":"Libreswan 3.6 allows remote attackers to cause a denial of service (crash) via a small length value and (1) no version or (2) an invalid major number in an IKE packet.","status":"published","published":"2014-01-07T17:04:51.233Z","modified":"2026-06-16T23:57:27.68Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:02:48.062712Z"}]}}