CVE-2024-20371 - CVE House
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Status published Medium CVE-2024-20371

Cisco Nexus 3550-F Switches Access Control List Programming Vulnerability

Vulnerability Description

A vulnerability in the access control list (ACL) programming of Cisco Nexus 3550-F Switches could allow an unauthenticated, remote attacker to send traffic that should be blocked to the management interface of an affected device.  This vulnerability exists because ACL deny rules are not properly enforced at the time of device reboot. An attacker could exploit this vulnerability by attempting to send traffic to the management interface of an affected device. A successful exploit could allow the attacker to send traffic to the management interface of the affected device.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Cisco Nexus 3550 System Software
Vulnerable Versions:
3550-F_1.11.3, 3550-F_1.12.0, 3550-F_1.16.0, 3550-F_1.17.1, 3550-F_1.11.1, 3550-F_1.11.2, 3550-F_1.15.0, 3550-F_1.13.0, 3550-F_1.14.0

Timeline

Official Publish: November 6th, 2024
Last Modified: November 6th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)