{"id":"CVE-2025-0650","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-0650","generatedAt":"2026-10-28T02:13:30.260Z","title":"Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured.","description":"A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized access to virtual machines and containers running on the OVN network.","published":"2025-01-23T17:15:22.000Z","lastModified":"2026-06-17T08:26:54.000Z","status":"Deferred","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-284"],"affected":[],"epss":{"score":0.0087,"percentile":0.58558,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://access.redhat.com/errata/RHSA-2025:1083","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1084","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1085","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1086","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1087","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1088","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1089","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1090","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1091","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1092","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1093","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1094","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1095","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1096","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2025:1097","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2025-0650","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2339537","source":"secalert@redhat.com"},{"url":"https://www.openwall.com/lists/oss-security/2025/01/22/5","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2025/01/22/11","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-0650","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}