Service monitor mac flow is not rate limited
CVE-2023-3153

5.3MEDIUM

Key Information:

Vendor: Red Hat
Status: Ovn; Fast Datapath For Rhel 7; Fast Datapath For Rhel 8; Fast Datapath For Rhel 9
Vendor: CVE Published:; 4 October 2023

Summary

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.

Affected Version(s)

ovn 22.12.1

ovn 22.03.3

ovn 23.06.1

References

https://access.redhat.com/security/cve/CVE-2023-3153

vdb-entryx_refsource_REDHAT

https://bugzilla.redhat.com/show_bug.cgi?id=2213279

issue-trackingx_refsource_REDHAT

https://github.com/ovn-org/ovn/commit/9a3f7ed905e525ebdcb...

CVSS V3.1

Score:

5.3

Severity:

MEDIUM

Confidentiality:

None

Integrity:

None

Availability:

None

Attack Vector:

Network

Attack Complexity:

Low

Privileges Required:

None

User Interaction:

None

Scope:

Unchanged

Timeline

Vulnerability published
Oct 4, 2023
Vulnerability Reserved
Jun 7, 2023

Credit

This issue was discovered by Ales Musil (Red Hat).