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CVE-2025-0650

Ovn: egress acls may be bypassed via specially crafted udp packet

Published: Jan 23, 2025Updated: Feb 6, 2025 Sources: CVE List NVD BDUCWE-284
8.1HIGH
NVD MITRE
EPSS Score
0.8%
Top 45.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-284

Affected Products

Novell Inc.
commercial·US
openSUSE TumbleweedOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsOn-premOS
Operating Systems / linux-distro
SUSE Manager Retail Branch ServerOn-prem
Operating Systems / linux-distro
SUSE Manager ProxyOn-prem
Operating Systems / linux-distro
SUSE Manager ServerOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise MicroOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise High Performance ComputingOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Module for Package HubOn-prem
Operating Systems / linux-distro
Red Hat Inc.
commercial·USaka Red Hat
Fast Datapath for Red Hat Enterprise Linux 8On-premOS
Operating Systems / linux-distro
Fast Datapath for Red Hat Enterprise Linux 9On-premOS
Operating Systems / linux-distro
Red Hat OpenShift Container Platform 4SaaSSaaS Service
Cloud & SaaS / container-orchestration
Fast DatapathOn-prem
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
ovnOn-premNetwork Device
Networking Infrastructure / router-switch
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
and 4 more affected products View all →

Exploitability

Official Patch Available
Workaround Available
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References

https://access.redhat.com/errata/RHSA-2025:1083
access.redhat.com
https://access.redhat.com/errata/RHSA-2025:1084
access.redhat.com
https://access.redhat.com/errata/RHSA-2025:1085
access.redhat.com
and 26 more references View all →

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