---
id: CVE-2025-54549
title: >-
  Cryptographic validation of upgrade images could be circumventing by dropping
  a specifically crafted file into the upgrade ISO
summary: >-
  Cryptographic validation of upgrade images could be circumventing by dropping
  a specifically crafted file into the upgrade ISO
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N'
cwe:
  - CWE-347
published: '2025-10-29'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T23:10:00.237'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-54549'
references:
  - url: >-
      https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124
    label: psirt@arista.com
tags:
  - nvd
epss: 0.00089
epssPercentile: 0.00381
ingestedAt: '2026-09-30T23:29:32.457Z'
---

## Overview

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

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.