CVE-2021-34577

low-risk
Published 2022-11-09

In the Kaden PICOFLUX AiR water meter an adversary can read the values through wireless M-Bus mode 5 with a hardcoded shared key while being adjacent to the device.

Do I need to act?

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0.09% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
ADJACENT_NETWORK / LOW complexity

Affected Products (1)

Picoflux Air Firmware

Affected Vendors

Kadenvodomery

References (2)

Third Party Advisory https://www.fit.vutbr.cz/~polcak/CVE-2021-34577
Third Party Advisory https://www.fit.vutbr.cz/~polcak/CVE-2021-34577
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal