Improper authentication in BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM
Priority LOW 21CWE-287Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
BIOTRONIK CardioMessenger II, The affected products do not properly enforce mutual authentication with the BIOTRONIK Remote Communication infrastructure.
Why it matters now
EPSS 0.00484 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM | CardioMessenger II-S T-Line T4APP 2.20, CardioMessenger II-S GSM T4APP 2.20 | — | No fix listed | CNA |
- BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM Vendor— Affected CardioMessenger II-S T-Line T4APP 2.20, CardioMessenger II-S GSM T4APP 2.20 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:biotronik:cardiomessenger_ii-s_gsm_firmware:2.20:*:*:*:*:*:*:* | 2.20 | Vulnerable | Biotronik |
| cpe:2.3:h:biotronik:cardiomessenger_ii-s_gsm:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Biotronik |
| cpe:2.3:o:biotronik:cardiomessenger_ii-s_t-line_firmware:2.20:*:*:*:*:*:*:* | 2.20 | Vulnerable | Biotronik |
| cpe:2.3:h:biotronik:cardiomessenger_ii-s_t-line:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Biotronik |
- cpe:2.3:o:biotronik:cardiomessenger_ii-s_gsm_firmware:2.20:*:*:*:*:*:*:* Versions 2.20 Vulnerable ·Biotronik
- cpe:2.3:h:biotronik:cardiomessenger_ii-s_gsm:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Biotronik
- cpe:2.3:o:biotronik:cardiomessenger_ii-s_t-line_firmware:2.20:*:*:*:*:*:*:* Versions 2.20 Vulnerable ·Biotronik
- cpe:2.3:h:biotronik:cardiomessenger_ii-s_t-line:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Biotronik
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-18246
- 2026-10-03 Alias added: GHSA-r2p2-ghmw-h7xw
References
More Biotronik Cardiomessenger Ii-s Gsm Firmware vulnerabilities
- TI-2019-13273 Insufficiently protected credentials in BIOTRONIK CardioMessenger II-S T-Line… CVSS 3.1MEDIUM 4.6
- TI-2019-13271 Cleartext storage of sensitive information in BIOTRONIK CardioMessenger II-S T-Line… CVSS 3.1MEDIUM 4.6
- TI-2019-13269 Improper authentication in BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM CVSS 3.1MEDIUM 4.3
- TI-2019-13265 Cleartext transmission of sensitive information in BIOTRONIK CardioMessenger II-S T-Line… CVSS 3.1MEDIUM 4.3
Sources
- CVE-2019-18246 · CVE Program
- CVE-2019-18246 · NVD
- FIRST EPSS
- GHSA-r2p2-ghmw-h7xw · GitHub Advisory Database · CC BY 4.0
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