{"id":"CVE-2023-23009","aliases":["ALPINE-CVE-2023-23009","ALSA-2023:2633","ALSA-2023:3095","DEBIAN-CVE-2023-23009","DSA-5368-1","EUVD-2023-27109","GHSA-3gxg-hfhr-6g9x","MGASA-2023-0089","OESA-2023-1150","OESA-2023-1151","RHBA-2024:11505","RHBA-2024:11525","RHBA-2024:11565","RHSA-2023:2633","RHSA-2023:3095","RHSA-2024:10594","UBUNTU-CVE-2023-23009"],"status":"published","title":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon...","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector 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Tracking","Patch","report","article"]},{"url":"https://www.debian.org/security/2023/dsa-5368","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MFOIQX2LRL43P3GJT33DE7G7COHNXDN/","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSMYJH7MC2FZGCY5NH5AXULO3ISXIHOF/","tags":["vendor-advisory","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23009","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MFOIQX2LRL43P3GJT33DE7G7COHNXDN"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSMYJH7MC2FZGCY5NH5AXULO3ISXIHOF"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2MFOIQX2LRL43P3GJT33DE7G7COHNXDN"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CSMYJH7MC2FZGCY5NH5AXULO3ISXIHOF"},{"url":"https://github.com/advisories/GHSA-3gxg-hfhr-6g9x"},{"url":"https://security.alpinelinux.org/vuln/CVE-2023-23009","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2023:2633","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-23009","tags":["report"]},{"url":"https://bugzilla.redhat.com/2173610","tags":["report"]},{"url":"https://errata.almalinux.org/9/ALSA-2023-2633.html","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2023:3095","tags":["advisory"]},{"url":"https://errata.almalinux.org/8/ALSA-2023-3095.html","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/23xxx/CVE-2023-23009.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-23009","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2023-0089.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=31636","tags":["report"]},{"url":"https://libreswan.org/security/CVE-2023-23009/CVE-2023-23009.txt","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1150","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1151","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHBA-2024:11505","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhba-2024_11505.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-2295","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2189777","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-2295","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2295","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2173610","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-23009","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-30570","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2187165","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-30570","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30570","tags":["advisory"]},{"url":"https://libreswan.org/security/","tags":["article"]},{"url":"https://libreswan.org/security/CVE-2023-30570/CVE-2023-30570.txt","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-38710","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2225368","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-38710","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38710","tags":["advisory"]},{"url":"https://github.com/libreswan/libreswan/releases/tag/v4.12","tags":["article"]},{"url":"https://libreswan.org/security/CVE-2023-38710/CVE-2023-38710.txt","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-38711","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2215952","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-38711","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38711","tags":["advisory"]},{"url":"https://libreswan.org/security/CVE-2023-38711/CVE-2023-38711.txt","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-38712","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2225369","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-38712","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38712","tags":["advisory"]},{"url":"https://libreswan.org/security/CVE-2023-38712/CVE-2023-38712.txt","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-2357","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2268952","tags":["report"]},{"url":"https: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4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T00:00:00Z","modified":"2025-03-17T17:02:28.993Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-27109","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T00:00:00Z","modified":"2025-03-17T17:02:28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:01.76583Z"}],"ghsa":[{"id":"GHSA-3gxg-hfhr-6g9x","title":"Libreswan 4.9 allows remote attackers to cause a denial of 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length.","status":"published","published":"2023-02-21T16:15:11.873Z","modified":"2026-06-17T05:36:36.727Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:07:47.623983Z"}],"osv":[{"id":"ALPINE-CVE-2023-23009","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T16:15:11.873Z","modified":"2026-11-03T06:32:58.895076672Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:16:09.603409Z"},{"id":"CVE-2023-23009","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T00:00:00Z","modified":"2026-10-28T02:31:06.823953745Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:30.709518Z"},{"id":"DEBIAN-CVE-2023-23009","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T16:15:11.873Z","modified":"2026-11-06T17:27:33.314681205Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-06T18:00:59.053065Z"},{"id":"OESA-2023-1150","title":"libreswan security update","description":"Libreswan is an implementation of IKEv1 and IKEv2 for IPsec. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services.  These services allow you to build secure tunnels through untrusted networks.  Everything passing through the untrusted net is encrypted by the ipsec gateway machine and decrypted by the gateway at the other end of the tunnel.  The resulting tunnel is a virtual private network or VPN. This package contains the daemons and userland tools for setting up Libreswan. Libreswan also supports IKEv2 (RFC7296) and Secure Labeling Libreswan is based on Openswan-2.6.38 which in turn is based on FreeS/WAN-2.04\n\r\nSecurity Fix(es):\r\n\r\nLibreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.(CVE-2023-23009)","status":"published","published":"2023-03-10T11:05:37Z","modified":"2026-08-18T01:17:38.58250092Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:39.934788Z"},{"id":"OESA-2023-1151","title":"libreswan security update","description":"Libreswan is an implementation of IKEv1 and IKEv2 for IPsec. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services.  These services allow you to build secure tunnels through untrusted networks.  Everything passing through the untrusted net is encrypted by the ipsec gateway machine and decrypted by the gateway at the other end of the tunnel.  The resulting tunnel is a virtual private network or VPN. This package contains the daemons and userland tools for setting up Libreswan. Libreswan also supports IKEv2 (RFC7296) and Secure Labeling Libreswan is based on Openswan-2.6.38 which in turn is based on FreeS/WAN-2.04\r\n\r\nSecurity Fix(es):\r\n\r\nLibreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.(CVE-2023-23009)","status":"published","published":"2023-03-10T11:05:37Z","modified":"2026-08-18T01:17:31.600433002Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:39.934788Z"},{"id":"RHBA-2024:11505","title":"Red Hat Bug Fix Advisory: OpenShift Container Platform 4.16.28 packages and security update","status":"published","published":"2025-01-14T10:10:05Z","modified":"2026-01-29T10:57:32.51331Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:58.636919Z"},{"id":"RHBA-2024:11525","title":"Red Hat Bug Fix Advisory: OpenShift Container Platform 4.17.10 packages and security update","status":"published","published":"2025-01-09T10:07:44Z","modified":"2026-01-29T10:57:31.938371Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:58.636919Z"},{"id":"RHBA-2024:11565","title":"Red Hat Bug Fix Advisory: OpenShift Container Platform 4.15.42 packages update","status":"published","published":"2025-01-14T10:10:06Z","modified":"2026-01-29T10:57:32.750352Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:58.636919Z"},{"id":"RHSA-2023:2633","title":"Red Hat Security Advisory: libreswan security update","status":"published","published":"2024-09-16T11:38:59Z","modified":"2025-11-22T12:49:43Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:10.611604Z"},{"id":"RHSA-2023:3095","title":"Red Hat Security Advisory: libreswan security and bug fix update","status":"published","published":"2024-09-16T11:39:08Z","modified":"2025-11-22T12:50:21Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:11.154197Z"},{"id":"RHSA-2024:10594","title":"Red Hat Security Advisory: libreswan security update","status":"published","published":"2024-12-02T10:11:25Z","modified":"2026-08-26T10:04:32Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:12.787505Z"},{"id":"UBUNTU-CVE-2023-23009","description":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","status":"published","published":"2023-02-21T16:15:00Z","modified":"2026-10-17T12:56:04.344514368Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:54:20.198616Z"},{"id":"ALSA-2023:2633","title":"Moderate: libreswan security update","description":"Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: remote DoS via crafted TS payload with an incorrect selector length (CVE-2023-23009)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","status":"published","published":"2023-05-09T00:00:00Z","modified":"2026-10-29T11:30:56.979495269Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"ALSA-2023:3095","title":"Moderate: libreswan security and bug fix update","description":"Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN).\n\nSecurity Fix(es):\n\n* libreswan: remote DoS via crafted TS payload with an incorrect selector length (CVE-2023-23009)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nBug Fix(es):\n\n* authby=rsasig fails in FIPS policy (BZ#2187647)","status":"published","published":"2023-05-16T00:00:00Z","modified":"2026-10-29T11:02:14.526872423Z","updated_at":"2026-11-02T15:27:52.091404Z"},{"id":"DSA-5368-1","title":"libreswan - security update","status":"published","published":"2023-03-03T00:00:00Z","modified":"2026-03-09T02:08:40.556716Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"MGASA-2023-0089","title":"Updated libreswan packages fix security vulnerability","description":"A change in the libreswan 4.2 Traffic Selector parsing code introduced a\nmissing check that would reject palformed Traffic Selector payloads. As\nsuch, in such case the code stumbles on to hit a double free, leading to a\ncrash and restart of the pluto daemon. No remote code execution.\n(CVE-2023-23009)\n","status":"published","published":"2023-03-11T19:00:39Z","modified":"2026-04-16T04:41:41.729366784Z","updated_at":"2026-11-02T15:49:42.263076Z"}]}}