CVE-2021-27499 Information

Description

Ypsomed mylife Cloud mylife Mobile Application Ypsomed mylife Cloud: All versions prior to 1.7.2 Ypsomed mylife App: All versions prior to 1.7.5The 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.

CVSS Vector

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

Reference

https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

5.9