Local privilege escalation in CGM CLININET
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
CGM CLININET through 2026.MS3 has incorrect permissions (CWE-732) on the service that processes incoming HL7 messages, which runs with root privileges. A local attacker with uhcapache user privileges can modify that service's scripts and configuration files to execute arbitrary code as root. The source description states that later versions may also be vulnerable.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
CGM CLININET is vulnerable to local privilege escalation. The service that processes incoming HL7 messages runs with root privileges, but due to incorrect permissions, its scripts and configuration files can be modified by the uhcapache user. An attacker with uhcapache privileges can modify these files to execute arbitrary code as root. The vulnerability was confirmed to affect versions up to 2026.MS3 but later versions may also be vulnerable.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version is listed for CGM CLININET.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-23 Threatist record created from CVE-2025-30054
- 2026-10-23 Alias added: GHSA-xr4f-2f7f-gcx6
- 2026-10-23 Priority changed: MEDIUM → LOW
- 2026-10-28 CISA SSVC decision points changed
- 2026-10-28 Priority changed: LOW → MEDIUM
References
More CGM vulnerabilities
- TI-2025-43972 Authentication bypass via IP spoofing in CGM CLININET rsyncd CVSS 4.0HIGH 8.8
- TI-2025-21418 Authenticated RCE with uhcapache privileges in ConvertToPDF CVSS 4.0CRITICAL 9.4
- TI-2025-43968 Remote code execution via Java deserialization in CGM CLININET CVSS 4.0CRITICAL 9.4
- TI-2025-21414 RCE on uhcapache user permissions CVSS 4.0CRITICAL 9.4
- TI-2025-43970 Code injection in CGM CLININET allows remote code execution CVSS 4.0CRITICAL 9.4
- TI-2025-21417 Calling system commands via RunCommand CVSS 4.0CRITICAL 9.4
Sources
- CVE-2025-30054 · CVE Program
- CVE-2025-30054 · NVD
- FIRST EPSS
- GHSA-xr4f-2f7f-gcx6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences