What is the CVSS score of CVE-2023-41591?

CVE-2023-41591 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Which versions of Onos are affected by CVE-2023-41591?

Organizations using Open Network Foundation ONOS face critical risk from CVE-2023-41591 rated CVSS 9.8.

How to fix or mitigate CVE-2023-41591?

Within 7 days: Identify all affected systems running Open Network Foundation ONOS and apply vendor patches promptly. Monitor vendor channels for patch availability.

Onos CVE-2023-41591

CRITICAL

Authentication Bypass by Spoofing (CWE-290)

2025-05-29 cve@mitre.org

Authentication Bypass Onos

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:44 vuln.today

CVE Published

May 29, 2025 - 18:15 nvd

CRITICAL 9.8

DescriptionCVE.org

An issue in Open Network Foundation ONOS v2.7.0 allows attackers to create fake IP/MAC addresses and potentially execute a man-in-the-middle attack on communications between fake and real hosts.

AnalysisAI

An issue in Open Network Foundation ONOS v2.7.0 allows attackers to create fake IP/MAC addresses and potentially execute a man-in-the-middle attack on communications between fake and real hosts. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-290. An issue in Open Network Foundation ONOS v2.7.0 allows attackers to create fake IP/MAC addresses and potentially execute a man-in-the-middle attack on communications between fake and real hosts. Affected products include: Opennetworking Onos.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.