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CVE

CVE-2023-3153

A flaw was found in Open Virtual Network where the service monitor MAC does not properly rate limit. This issue could al

A flaw was found in Open Virtual Network where the service monitor MAC does not properly rate limit. This issue could allow an attacker to cause a denial of service, including on deployments with CoPP enabled and properly configured.

MEDIUM · CVSS 5.3 EPSS 0.00069
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-400Uncontrolled Resource Consumption
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

7
ovn open virtual network< 22.03.3
ovn open virtual network>= 22.03.4 and < 22.09.2
ovn open virtual network>= 22.09.3 and < 22.12.1
ovn open virtual network>= 22.12.2 and < 23.03.1
ovn open virtual network>= 23.03.2 and < 23.06.1
redhat openshift container platformall versions
redhat fast datapathall versions
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Oct 2023 · 12:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

7
suse-csafSUSE-SU-2026:0290-1
suse-csafSUSE-SU-2026:0280-1
suse-csafopenSUSE-SU-2024:13206-1
rhsaRHSA-2023:5009Important
rhsaRHSA-2023:5672Important
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2023-3153Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2213279Issue Tracking
https://github.com/ovn-org/ovn/commit/9a3f7ed905e525ebdcb14541e775211cbb0203bdPatch
https://github.com/ovn-org/ovn/issues/198Issue Tracking
https://mail.openvswitch.org/pipermail/ovs-announce/2023-August/000327.htmlMitigationPatch
https://mail.openvswitch.org/pipermail/ovs-dev/2023-August/407553.htmlPatch
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