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Vulnerability record · CVE-2023-3153 · published 4 October 2023

CVE-2023-3153: Ovn open virtual network uncontrolled resource consumption vulnerability

Ovn · Open Virtual Network

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.

5.3 CVSS 3.1 Medium EPSS 0.99% · top 38.8% CWE-400 · Uncontrolled resource consumptionCWE-770 · Allocation without limits
5.3CVSS 3.1 base score
0.99%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2023-3153 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2213279 Issue Tracking
https://github.com/ovn-org/ovn/commit/9a3f7ed905e525ebdcb14541e775211cbb0203bd Patch
https://github.com/ovn-org/ovn/issues/198 Issue Tracking
https://mail.openvswitch.org/pipermail/ovs-announce/2023-August/000327.html MitigationPatch
https://mail.openvswitch.org/pipermail/ovs-dev/2023-August/407553.html Patch
https://access.redhat.com/security/cve/CVE-2023-3153 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2213279 Issue Tracking
https://github.com/ovn-org/ovn/commit/9a3f7ed905e525ebdcb14541e775211cbb0203bd Patch
https://github.com/ovn-org/ovn/issues/198 Issue Tracking
https://mail.openvswitch.org/pipermail/ovs-announce/2023-August/000327.html MitigationPatch
https://mail.openvswitch.org/pipermail/ovs-dev/2023-August/407553.html Patch

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Source: NIST National Vulnerability Database (record CVE-2023-3153), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.