{"schemaVersion":3,"id":"CVE-2013-7294","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"The ikev2parent_inI1outR1 function in pluto/ikev2_parent.c in libreswan before 3.7 allows remote attackers to cause a denial of service (restart) via an IKEv2 I1 notification without a KE payload.","dates":{"published":"2014-01-16T02:00:00.000Z","modified":"2024-08-06T18:01:20.334Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.02549,"percentile":0.84814,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.02549},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02549,"percentile":0.84814}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.02549,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.02549,"percentile":0.84814}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"GITHUB_LIBRESWAN_LIBRESWAN","name":"Libreswan","source":"github","url":"https://github.com/libreswan/libreswan/commit/ef2d756e73a188401c36133c2e2f7ce4f3c6ae55","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-20","name":"Improper Input Validation","description":"The product receives input or data, but it does\n        not validate or incorrectly validates that the input has the\n        properties that are required to process the data safely and\n        correctly.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/20.html"}],"affected":[{"vendor":"libreswan","product":"libreswan","name":"libreswan","label":"libreswan","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 3.6","noFixRecorded":false,"fixedIn":null},{"text":"3.0","noFixRecorded":false,"fixedIn":null},{"text":"3.1","noFixRecorded":false,"fixedIn":null},{"text":"3.2","noFixRecorded":false,"fixedIn":null},{"text":"3.3","noFixRecorded":false,"fixedIn":null},{"text":"3.4","noFixRecorded":false,"fixedIn":null},{"text":"3.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 3.6 | 3.0 | 3.1 | 3.2 | 3.3 | 3.4 | 3.5","eol":null,"hubHref":"/vendor/libreswan/libreswan"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://secunia.com/advisories/56276","label":"secunia.com/advisories/56276","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA","Vendor Advisory"]},{"url":"http://secunia.com/advisories/56915","label":"secunia.com/advisories/56915","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA"]},{"url":"https://lists.libreswan.org/pipermail/swan-announce/2013/000007.html","label":"lists.libreswan.org/pipermail/swan-announce/2013/000007.html","hostname":"lists.libreswan.org","tags":["Mailing List","X Refsource MLIST","Vendor Advisory"]},{"url":"https://github.com/libreswan/libreswan/commit/2899351224fe2940aec37d7656e1e392c0fe07f0","label":"github.com/libreswan/libreswan/commit/2899351224fe2940aec37d7656e1e392c0fe07f0","hostname":"github.com","tags":["X Refsource CONFIRM","Exploit","Patch"]},{"url":"http://www.osvdb.org/101573","label":"www.osvdb.org/101573","hostname":"www.osvdb.org","tags":["VDB Entry","X Refsource OSVDB"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2014-01-16T02:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T18:01:20.334Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":31,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T21:15:16.422Z","stale":false,"partial":false}}