Improper Certificate Validation in Siemens IAM Client
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2025-40800 |
| CWE-ID | CWE-295 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Siemens COMOS Other software / Other software solutions NX V2412 Hardware solutions / Firmware NX V2506 Hardware solutions / Firmware Simcenter 3D Hardware solutions / Firmware Simcenter Femap Server applications / SCADA systems Solid Edge Client/Desktop applications / Other client software |
| Vendor | Siemens |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Improper Certificate Validation
EUVDB-ID: #VU119811
Risk: High
CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2025-40800
CWE-ID:
CWE-295 - Improper Certificate Validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper certificate validation in the IAM client. A remote attacker can perform a man-in-the-middle (MitM) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsSiemens COMOS: All versions
NX V2412: before 2412.8700
NX V2506: before 2506.6000
Simcenter 3D: before 2506.6000
Simcenter Femap: before 2506.0002
Solid Edge: before 225.0 Update 10
CPE2.3- cpe:2.3:a:siemens:siemens_comos:*:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:nx_v2412:*:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:nx_v2506:*:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:simcenter_3d:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simcenter_femap:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:solid_edge:*:*:*:*:*:*:*:*
https://cert-portal.siemens.com/productcert/html/ssa-868571.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
