Information disclosure in Siemens SINEMA Remote Connect Server
Priority LOW 20CWE-200Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-200.
Summary
A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0 SP2). The affected software has an information disclosure vulnerability that could allow an attacker to retrieve VPN connection for a known user.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00365 30th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | SINEMA Remote Connect Server | All versions < V3.0 SP2 | — | No fix listed | CNA |
- SINEMA Remote Connect Server VendorSiemens Affected All versions < V3.0 SP2 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:* | before 3.0 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:-:*:*:*:*:*:* | 3.0 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:sp1:*:*:*:*:*:* | 3.0 sp1 | Vulnerable | Siemens |
- cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:* Versions before 3.0 Vulnerable ·Siemens
- cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:-:*:*:*:*:*:* Versions 3.0 Vulnerable ·Siemens
- cpe:2.3:a:siemens:sinema_remote_connect_server:3.0:sp1:*:*:*:*:*:* Versions 3.0 sp1 Vulnerable ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-37190
- 2026-10-03 Alias added: GHSA-f8xr-vx48-q3fh
References
More Siemens Sinema Remote Connect Server vulnerabilities
- TI-2021-17490 mod_proxy SSRF KEVCVSS 3.1CRITICAL 9.0
- TI-2022-09008 In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames. CVSS 3.1CRITICAL 9.8
- TI-2022-08947 xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert… CVSS 3.1CRITICAL 9.8
- TI-2020-06117 xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation. CVSS 3.1HIGH 7.5
- TI-2021-20962 In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the… CVSS 3.1HIGH 8.8
- TI-2021-21076 In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize. CVSS 3.1HIGH 8.1
Sources
- CVE-2021-37190 · CVE Program
- CVE-2021-37190 · NVD
- FIRST EPSS
- GHSA-f8xr-vx48-q3fh · 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