CVE-2021-27499

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

Ypsomed mylife Cloud, mylife Mobile Application, Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5,The application layer encryption of the communication protocol between the Ypsomed mylife App and mylife Cloud uses non-random IVs, which allows man-in-the-middle attackers to tamper with messages.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-329 CWE-330

Affected software

Vendor	Product	Versions
n/a	Ypsomed mylife Cloud, mylife Mobile Application	Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5

References

https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01Third Party Advisory, US Government Resource
https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01Third Party Advisory, US Government Resource

Timeline

Published: Aug 2, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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