CVE-2025-0650HIGH 8.1EPSS p51.9%

CVE-2025-0650CVE-2025-0650

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.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.80% probability of exploitation · percentile 51.9% · 2026-06-19T12:03:05Z
Published2025-01-23
Last modified2026-04-15

Underlying weaknesses· 1

CWE-284

References

  1. https://access.redhat.com/errata/RHSA-2025:1083
  2. https://access.redhat.com/errata/RHSA-2025:1084
  3. https://access.redhat.com/errata/RHSA-2025:1085
  4. https://access.redhat.com/errata/RHSA-2025:1086
  5. https://access.redhat.com/errata/RHSA-2025:1087
  6. https://access.redhat.com/errata/RHSA-2025:1088
  7. https://access.redhat.com/errata/RHSA-2025:1089
  8. https://access.redhat.com/errata/RHSA-2025:1090

1

TypeTargetConfidenceTier
WeaknessImproper Access Controlcwe-2840%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.