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Fencer Intel
medium 4.3

CVE-2019-18252 json

BIOTRONIK CardioMessenger II, The affected products allow credential reuse for multiple authentication purposes.

published 6y ago modified 4mo ago also EUVD-2019-8050

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

BIOTRONIK CardioMessenger II, The affected products allow credential reuse for multiple authentication purposes. An attacker with adjacent access to the CardioMessenger can disclose its credentials used for connecting to the BIOTRONIK Remote Communication infrastructure.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSMA-20-170-05 updated cvss 4.3

BIOTRONIK CardioMessenger II

  • BIOTRONIK CardioMessenger II-S GSM T4APP 2.2 BIOTRONIK CardioMessenger II-S T-Line T4APP 2.2
    affected: vendor fix

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 3.3 AV:A/AC:L/Au:N/C:P/I:N/A:N

Affected products

  • n/a BIOTRONIK CardioMessenger II-S T-Line, CardioMessenger II-S GSM

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.