BaseFortify

Publication date: 2025-10-29

Last updated on: 2025-10-30

Assigner: Arista Networks, Inc.

Description

Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-10-29

Last Modified

2025-10-30

Generated

2026-07-06

AI Q&A

2025-10-30

EPSS Evaluated

2026-07-05

NVD

CVE-2025-54549

Affected Vendors & Products

Vendor	Product	Version / Range
arista	converged_cloud_fabric	*
arista	multi-cloud_director	*
arista	danz_monitoring_fabric	*
arista	cloudvision_appliance	7.0.x

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-347	The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Attack-Flow Graph

Executive Summary

This vulnerability involves the cryptographic validation process of upgrade images being bypassed by inserting a specially crafted file into the upgrade ISO. This means that the security check meant to verify the integrity and authenticity of upgrade files can be circumvented, potentially allowing unauthorized or malicious code to be introduced during an upgrade.

Impact Analysis

The vulnerability can impact you by allowing an attacker with limited privileges to introduce malicious modifications into the upgrade process without detection. This can lead to unauthorized changes that compromise the integrity of the system, potentially resulting in elevated privileges or disruption of services.

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