CVE-2025-54549

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

View on CVE.org

Published Oct 29, 2025 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed

Description

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

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Arista Networks

DANZ Monitoring Fabric

unaffected

Version	Status	Constraints
`0`	affected	—
`0`	affected	≤ DMF 8.6.1
`0`	affected	≤ DMF 8.5.2
`0`	affected	≤ CCF 6.2.4
`0`	affected	≤ CVA 7.0
`0`	affected	≤ MCD 2.4.0

No data.

Vendor	Product	Versions
Arista	Danz Monitoring Fabric	—

Remediation

Vendor Solution

The recommended resolution is to upgrade to a remediated software version at your earliest convenience. Arista recommends customers move to the latest version of each release that contains all the fixes listed below. Fixed versions are as follows for each product: Danz Monitoring Fabric * DMF 8.7.1 and later releases in the 8.7.x train * DMF 8.6.2 and later releases in the 8.6.x train * DMF 8.5.3 and later releases in the 8.5.x train * DMF 8.4.6 and later releases in the 8.4.x train. Converged Cloud Fabric * CCF 6.2.5 and later releases in the 6.2.x train Cloud Vision Appliance * CVA 7.1.0 and later releases in the CVA 7.x train Multi-Cloud Director * MCD 2.4.1 and later releases in the 2.4.x train

Vendor Workaround

A downloaded upgrade image can be manually checked against the hash values published on arista.com https://www.arista.com/support/software-download . If the published hash values do not match those of the image this is a potential indicator of compromise.

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.089% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124

History

Oct 30, 2025 3:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Oct 30, 2025 2:45 PM First appearance in the feed. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Arista Arista danz Monitoring Fabric
Vendors & Products		Arista Arista danz Monitoring Fabric

Oct 29, 2025 11:00 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO
Title		Cryptographic validation of upgrade images could be circumventing by dropping a specifically crafted file into the upgrade ISO
Weaknesses		CWE-347
References		https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124
Metrics		cvssV3_1 `{'score': 5.9, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N'}`