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Vulnerability record · CVE-2023-25525 · published 20 September 2023

CVE-2023-25525: Nvidia cumulus linux improper access control vulnerability

Nvidia · Cumulus Linux

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.

7.5 CVSS 3.1 High EPSS 0.56% · top 55.9% CWE-284 · Improper access control
7.5CVSS 3.1 base score
0.56%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

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

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-25525), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.