PatchTheCVECVE-2025-40818: A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4)
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Routine
LOW 3.3UPGRADE
CVE-2025-40818 is a low-severity flaw (CVSS 3.3) affecting sinema remote connect server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 3.3 (Low) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | None |
| EPSS exploit chance | 0.1% (top 99%) |
| CISA exploited list | No |
| Weakness | CWE-732 |
| Published | 2025-12-09 |
| Last modified | 2026-10-23 |
Publisher (CNA): Siemens AG · Vendor: siemens
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
siemens sinema remote connect server UPGRADE
Affected: < 3.2 · 3.2 sp1 · 3.2 sp2 · 3.2 sp3
Fixed in: 3.2
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy sinema-remote-connect-server || rpm -q sinema-remote-connect-server || sinema-remote-connect-server --version
2. UPGRADE to 3.2 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade sinema-remote-connect-server
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade sinema-remote-connect-server
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Related CVEs
- CVE-2025-40819 MEDIUM 4.3 UPGRADE A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4)