Vulnerability · Published Aug 2, 2021 · Assigned by icscert
CVE-2021-27499
Medium 5.9
In plain English
A medium-severity security flaw in Ypsomed mylife Cloud, mylife Mobile Application. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS NVD)5.9Medium
Exploit odds (30 days)0.5%top 58.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| 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 |
Weakness: CWE-329
References
- https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01 x_refsource_MISC