---
id: CVE-2025-30052
title: Authentication Bypass via IP Spoofing in CGM CLININET rsyncd
summary: >-
  The rsyncd service of the CGM CLININET is vulnerable to Authentication Bypass
  via IP spoofing. Access is granted based solely on the client's source IP
  address. An attacker able to spoof an allowed IP address, can bypass this
  check and g…
severity: high
cvss: 8.8
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:L/SA:N'
cvssSource: cna
cwe:
  - CWE-290
vendor: CGM
product: CGM CLININET
affected:
  - clininet <= 2026.MS3
published: '2026-10-23'
updated: '2026-10-23'
sourceUpdated: '2026-10-23T08:22:58.415Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2025-30052'
references:
  - url: 'https://cert.pl/en/posts/2026/10/CVE-2025-30043/'
  - url: 'https://www.cgm.com/pol_pl/products/szpital/cgm-clininet.html'
tags:
  - cve.org
ingestedAt: '2026-10-23T09:20:44.063Z'
---

## Overview

The rsyncd service of the CGM CLININET is vulnerable to Authentication Bypass via IP spoofing. Access is granted based solely on the client's source IP address. An attacker able to spoof an allowed IP address, can bypass this check and gain the ability to edit files on the affected system. 


The vulnerability was confirmed to affect versions up to 2026.MS3 but later versions may also be vulnerable.

## Affected

- `clininet <= 2026.MS3`

## Remediation

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