CVE-2025-40818: siemens sinema_remote_connect_server
Vulnerability summary
CVE-2025-40818 is a low (CVSS 3.3) vulnerability in siemens sinema_remote_connect_server. EPSS estimates a 0.10% chance of exploitation in the next 30 days, higher than 0.8% of scored vulnerabilities.
Timeline
- 09-12-2025PublishedVulnerability first disclosed.
- 09-12-2025Last modifiedVulnerability information updated.
Description
A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4). Affected applications contain private SSL/TLS keys on the server that are not properly protected allowing any user with server access to read these keys. This could allow an authenticated attacker to impersonate the server potentially enabling man-in-the-middle, traffic decryption or unauthorized access to services that trust these certificates.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST3.3LowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS trend
Probability
0.10%
Chance of exploitation in the next 30 days
Percentile
1%
Versus all other CVEs
30-day change
0.00 pp
From 0.10% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Siemens1 product
- sinema_remote_connect_server< V3.2 SP4 | < 3.2 | 3.2:sp1 | 3.2:sp2 | 3.2:sp3
1 vendor · 1 product
References
1 links- cert-portal.siemens.com/productcert/html/ssa-626856.htmlVendor Advisory