How severe is CVE-2023-41591?

CVE-2023-41591 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-41591 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-41591?

CVE-2023-41591 affects Opennetworking Onos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-41591?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2023-41591 have an EU (EUVD) identifier?

Yes. CVE-2023-41591 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46086.

When was CVE-2023-41591 published?

CVE-2023-41591 was published on 2025-05-29 and last updated on 2026-06-17.

CVE-2023-41591

CVE-2023-41591 is a critical-severity vulnerability in Opennetworking Onos with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-46086
Weakness: CWE-290
Affected product: Opennetworking Onos
Published: 2025-05-29
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-41591?: 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.
How severe is CVE-2023-41591?: CVE-2023-41591 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-41591 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-41591?: CVE-2023-41591 affects Opennetworking Onos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-41591?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2023-41591 have an EU (EUVD) identifier?: Yes. CVE-2023-41591 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-46086.
When was CVE-2023-41591 published?: CVE-2023-41591 was published on 2025-05-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:opennetworking:onos:2.7.0:-:*:*:*:*:*:*

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