{"id":"CVE-2026-13379","aliases":["EUVD-2026-51233","GHSA-hpxm-29ww-fvf4","SUSE-SU-2026:24220-1","SUSE-SU-2026:3596-1","UBUNTU-CVE-2026-13379","openSUSE-SU-2026:11497-1","openSUSE-SU-2026:22072-1"],"status":"published","title":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to...","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00339,"percentile":0.27616,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125","CWE-142"],"published":"2026-07-30T16:28:19Z","modified":"2026-10-28T02:31:11Z","affected":[{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 16.0","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-160000.5.1"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP applications 16.0","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-160000.5.1"}]}],"bundled":9},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Basesystem 15 SP7","package":"openvpn-dco","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP6-LTSS","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 15 SP6-LTSS","package":"openvpn-dco","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP6","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 15 SP6","package":"openvpn-dco","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-150600.3.26.1"}]}],"bundled":7},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.5-1.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 16.0","package":"openvpn","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.10-160000.5.1"}]}],"bundled":9}],"products":[{"vendor":"openvpn","product":"openvpn"}],"references":[{"url":"https://community.openvpn.net/Security%20Announcements/CVE-2026-13379","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://community.openvpn.net/ReleaseHistory#openvpn-275-released-1-july-2026","tags":["release-notes","Release Notes","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13379","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hpxm-29ww-fvf4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/13xxx/CVE-2026-13379.json","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202624220-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1267944","tags":["report"]},{"url":"https://bugzilla.suse.com/1267945","tags":["report"]},{"url":"https://bugzilla.suse.com/1273126","tags":["report"]},{"url":"https://bugzilla.suse.com/1273127","tags":["report"]},{"url":"https://bugzilla.suse.com/1273128","tags":["report"]},{"url":"https://bugzilla.suse.com/1273129","tags":["report"]},{"url":"https://bugzilla.suse.com/1273130","tags":["report"]},{"url":"https://bugzilla.suse.com/1275310","tags":["report"]},{"url":"https://bugzilla.suse.com/1279613","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-11771","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12932","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-12996","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13117","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13379","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-35058","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-40215","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-63650","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-84732","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263596-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-13379","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-13379","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-13122","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-13379","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"published","published":"2026-07-30T16:28:19.012Z","modified":"2026-07-30T18:09:24.328Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H","level":"medium","assessor":"cna"}],"cwes":["CWE-142","CWE-125"],"updated_at":"2026-11-02T14:19:49.885652Z"}],"euvd":[{"id":"EUVD-2026-51233","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"published","published":"2026-07-30T16:28:19Z","modified":"2026-07-30T18:09:24Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H","level":"medium"}],"updated_at":"2026-11-02T18:02:27.634971Z"}],"ghsa":[{"id":"GHSA-hpxm-29ww-fvf4","title":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to...","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"published","published":"2026-07-30T18:31:40Z","modified":"2026-08-05T21:32:37Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:10:08.59251Z"}],"nvd":[{"id":"CVE-2026-13379","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"published","published":"2026-07-30T17:16:28.707Z","modified":"2026-08-05T19:37:28.54Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-125","CWE-142"],"updated_at":"2026-11-02T14:12:33.955581Z"}],"osv":[{"id":"CVE-2026-13379","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"published","published":"2026-07-30T16:28:19.012Z","modified":"2026-10-28T02:31:11.310902889Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H","level":"medium"}],"cwes":["CWE-125","CWE-142"],"updated_at":"2026-11-02T15:44:57.354194Z"},{"id":"UBUNTU-CVE-2026-13379","description":"The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process","status":"withdrawn","published":"2026-07-30T17:16:00Z","modified":"2026-08-17T23:45:09.500785612Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:L/SC:H/SI:N/SA:H","level":"medium"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T16:56:00.592716Z"},{"id":"openSUSE-SU-2026:11497-1","title":"openvpn-2.7.5-1.1 on GA media","description":"These are all security issues fixed in the openvpn-2.7.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-08-11T00:00:00Z","modified":"2026-08-12T10:45:07.574084767Z","updated_at":"2026-11-02T16:58:39.516824Z"},{"id":"openSUSE-SU-2026:22072-1","title":"Security update for openvpn","description":"This update for openvpn fixes the following issues:\n\n- CVE-2026-11771: NTLM proxy auth stack off-by-one write (bsc#1273126).\n- CVE-2026-12932: memory leak using --tls-crypt-v2 (bsc#1273127).\n- CVE-2026-12996: Potential DoS and memory leak via TLS session use-after-free (bsc#1273128).\n- CVE-2026-13117: Heap use-after-free via incomplete guard in check_session_buf_not_used() (bsc#1273129).\n- CVE-2026-13379: Windows interactive service DNS SearchList state pollution (bsc#1273130).\n- CVE-2026-35058: improper validation of packet length can lead to a denial of service (bsc#1267945).\n- CVE-2026-40215: race condition during TLS session promotion can lead to a use-after-free (bsc#1267944).\n- CVE-2026-63650: OpenVPN 2.7_alpha1 through 2.7.5 using mbedTLS allows remote authenticated users to be misidentified\n  by ignoring the configured X.509 username identity lookup field (bsc#1275310).\n- CVE-2026-84732: Remote Denial of Service via crafted ACK packets (bsc#1279613).\n","status":"published","published":"2026-10-09T12:16:22Z","modified":"2026-10-19T17:23:12.593997822Z","updated_at":"2026-11-02T16:58:42.426393Z"},{"id":"SUSE-SU-2026:24220-1","title":"Security update for openvpn","description":"This update for openvpn fixes the following issues:\n\n- CVE-2026-11771: NTLM proxy auth stack off-by-one write (bsc#1273126).\n- CVE-2026-12932: memory leak using --tls-crypt-v2 (bsc#1273127).\n- CVE-2026-12996: Potential DoS and memory leak via TLS session use-after-free (bsc#1273128).\n- CVE-2026-13117: Heap use-after-free via incomplete guard in check_session_buf_not_used() (bsc#1273129).\n- CVE-2026-13379: Windows interactive service DNS SearchList state pollution (bsc#1273130).\n- CVE-2026-35058: improper validation of packet length can lead to a denial of service (bsc#1267945).\n- CVE-2026-40215: race condition during TLS session promotion can lead to a use-after-free (bsc#1267944).\n- CVE-2026-63650: OpenVPN 2.7_alpha1 through 2.7.5 using mbedTLS allows remote authenticated users to be misidentified\n  by ignoring the configured X.509 username identity lookup field (bsc#1275310).\n- CVE-2026-84732: Remote Denial of Service via crafted ACK packets (bsc#1279613).\n","status":"published","published":"2026-10-09T12:13:13Z","modified":"2026-10-21T17:23:14.847518378Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"SUSE-SU-2026:3596-1","title":"Security update for openvpn","description":"This update for openvpn fixes the following issues:\n\n- CVE-2026-11771: NTLM proxy auth stack off-by-one write (bsc#1273126).\n- CVE-2026-12932: memory leak using --tls-crypt-v2 (bsc#1273127).\n- CVE-2026-12996: Potential DoS and memory leak via TLS session use-after-free (bsc#1273128).\n- CVE-2026-13117: Heap use-after-free via incomplete guard in check_session_buf_not_used() (bsc#1273129).\n- CVE-2026-13379: Windows interactive service DNS SearchList state pollution (bsc#1273130).\n- CVE-2026-35058: improper validation of packet length can lead to a denial of service (bsc#1267945).\n- CVE-2026-40215: race condition during TLS session promotion can lead to a use-after-free (bsc#1267944).\n","status":"published","published":"2026-08-12T11:37:58Z","modified":"2026-08-13T09:30:12.385392768Z","updated_at":"2026-11-02T15:54:05.392906Z"}]}}