CVE-2023-25525

Name: CVE-2023-25525
Creator: NVD / NIST
Published: 2023-09-20T01:15:51.37+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2023-25525 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. NVIDIA Cumulus Linux contains a vulnerability in forwarding where a VxLAN-encapsulated IPv6 packet received on an SVI interface with DMAC/DIPv6 set to the link-local address of the SVI interface may be incorrectly forwarded. A successful exploit may lead to information disclosure.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

NVIDIA Cumulus Linux contains a vulnerability in forwarding where a VxLAN-encapsulated IPv6 packet received on an SVI interface with DMAC/DIPv6 set to the link-local address of the SVI interface may be incorrectly forwarded. A successful exploit may lead to information disclosure.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.46%

36.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Nvidia	Cumulus Linux	< 5.6.0

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5480Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5480Vendor Advisory

Timeline

Published: Sep 20, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-25525?

How severe is CVE-2023-25525?

CVE-2023-25525 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2023-25525?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-25525?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST