CVE-2025-30042 Session generation possible with certificate number only
Attackers can bypass smart card authentication in CGM CLININET by using only the certificate number, gaining unauthorized access without the physical card or private key.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-30042?
CVE-2025-30042 is a critical authentication bypass vulnerability in CGM CLININET, published on 2 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The CGM CLININET system provides smart card authentication; however, authentication is conducted locally on the client device, and, in reality, only the certificate number is used for access verification. As a result, possession of the certificate number alone is sufficient for authentication, regardless of the actual presence of the smart card or ownership of the private key.
Weakness: CWE-603
Which versions are affected by CVE-2025-30042?
It affects 1 product.
Products include Cgm Clininet.
How do I fix CVE-2025-30042?
No fix has been published for CVE-2025-30042 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-30042 being exploited?
There is no known exploitation of CVE-2025-30042 in the wild and no public exploit code.
Other vulnerabilities in CGM CLININET
Sources
Also known as GHSA-rfwf-h4fr-xr3g.