---
id: CVE-2025-54547
title: >-
  On affected platforms, if SSH session multiplexing was configured on the
  client side, SSH sessions (e.g, scp, sftp) multiplexed onto the same channel
  could perform file-system operations after a configured session timeout
  expired
summary: >-
  On affected platforms, if SSH session multiplexing was configured on the
  client side, SSH sessions (e.g, scp, sftp) multiplexed onto the same channel
  could perform file-system operations after a configured session timeout
  expired
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-613
  - CWE-613
published: '2025-10-29'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T10:10:00.227'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-54547'
references:
  - url: >-
      https://www.arista.com/en/support/advisories-notices/security-advisory/22538-security-advisory-0124
    label: psirt@arista.com
tags:
  - nvd
epss: 0.00114
epssPercentile: 0.01339
ingestedAt: '2026-10-08T10:28:17.558Z'
---

## Overview

On affected platforms, if SSH session multiplexing was configured on the client side, SSH sessions (e.g, scp, sftp) multiplexed onto the same channel could perform file-system operations after a configured session timeout expired

## Remediation

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