{"id":"USN-5651-1","summary":"strongswan vulnerability","details":"Lahav Schlesinger discovered that strongSwan incorrectly handled certain OCSP URIs and\nand CRL distribution points (CDP) in certificates. A remote attacker could\npossibly use this issue to initiate IKE_SAs and send crafted certificates\nthat contain URIs pointing to servers under their control, which can lead\nto a denial-of-service attack.\n","modified":"2026-02-10T04:42:47Z","published":"2022-10-03T17:35:02Z","related":["UBUNTU-CVE-2022-40617"],"upstream":["CVE-2022-40617","UBUNTU-CVE-2022-40617"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5651-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40617"}],"affected":[{"package":{"name":"strongswan","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/strongswan@5.6.2-1ubuntu2.9?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.2-1ubuntu2.9"}]}],"versions":["5.5.1-4ubuntu2","5.5.1-4ubuntu3","5.6.1-2ubuntu1","5.6.1-2ubuntu2","5.6.1-2ubuntu3","5.6.1-2ubuntu4","5.6.2-1ubuntu2","5.6.2-1ubuntu2.2","5.6.2-1ubuntu2.3","5.6.2-1ubuntu2.4","5.6.2-1ubuntu2.5","5.6.2-1ubuntu2.6","5.6.2-1ubuntu2.7","5.6.2-1ubuntu2.8"],"ecosystem_specific":{"binaries":[{"binary_name":"charon-cmd","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"charon-systemd","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"libcharon-extra-plugins","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"libcharon-standard-plugins","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"libstrongswan","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"libstrongswan-extra-plugins","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"libstrongswan-standard-plugins","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-charon","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-libcharon","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-nm","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-pki","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-scepclient","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-starter","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-swanctl","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-tnc-base","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-tnc-client","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-tnc-ifmap","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-tnc-pdp","binary_version":"5.6.2-1ubuntu2.9"},{"binary_name":"strongswan-tnc-server","binary_version":"5.6.2-1ubuntu2.9"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-40617"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5651-1.json"}},{"package":{"name":"strongswan","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/strongswan@5.8.2-1ubuntu3.5?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.8.2-1ubuntu3.5"}]}],"versions":["5.7.2-1ubuntu3","5.8.1-1ubuntu1","5.8.2-1ubuntu1","5.8.2-1ubuntu2","5.8.2-1ubuntu3","5.8.2-1ubuntu3.1","5.8.2-1ubuntu3.2","5.8.2-1ubuntu3.3","5.8.2-1ubuntu3.4"],"ecosystem_specific":{"binaries":[{"binary_name":"charon-cmd","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"charon-systemd","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libcharon-extauth-plugins","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libcharon-extra-plugins","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libcharon-standard-plugins","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libstrongswan","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libstrongswan-extra-plugins","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"libstrongswan-standard-plugins","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-charon","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-libcharon","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-nm","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-pki","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-scepclient","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-starter","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-swanctl","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-tnc-base","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-tnc-client","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-tnc-ifmap","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-tnc-pdp","binary_version":"5.8.2-1ubuntu3.5"},{"binary_name":"strongswan-tnc-server","binary_version":"5.8.2-1ubuntu3.5"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-40617"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5651-1.json"}},{"package":{"name":"strongswan","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/strongswan@5.9.5-2ubuntu2.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.5-2ubuntu2.1"}]}],"versions":["5.9.1-1ubuntu3","5.9.1-1ubuntu3.1","5.9.4-1ubuntu1","5.9.4-1ubuntu2","5.9.4-1ubuntu3","5.9.4-1ubuntu4","5.9.5-2ubuntu1","5.9.5-2ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"charon-cmd","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"charon-systemd","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"libcharon-extauth-plugins","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"libcharon-extra-plugins","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"libstrongswan","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"libstrongswan-extra-plugins","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"libstrongswan-standard-plugins","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-charon","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-libcharon","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-nm","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-pki","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-scepclient","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-starter","binary_version":"5.9.5-2ubuntu2.1"},{"binary_name":"strongswan-swanctl","binary_version":"5.9.5-2ubuntu2.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-40617"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5651-1.json"}}],"schema_version":"1.7.3"}