CVE-2021-27495

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,he Ypsomed mylife Cloud reflects the user password during the login process after redirecting the user from a HTTPS endpoint to a HTTP endpoint.

Published: 2021-07-30 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2021-27495 is rated Moderate Risk (47.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.81%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2021-27495

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.19% 0.81% +0.62%
2 2025-03-30 0.29% 0.19% -0.10%
3 2025-03-29 0.29%

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2021-27495

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.1 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
2.8 4.2 [email protected]
5.8 2.0 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
8.6 4.9 [email protected]

Weakness enumeration for CVE-2021-27495

Affected software / configurations for CVE-2021-27495

Vendor Product Version Raw CPE
ypsomed mylife < 1.7.5 cpe:2.3:a:ypsomed:mylife:*:*:*:*:*:*:*:*
ypsomed mylife_cloud < 1.7.2 cpe:2.3:a:ypsomed:mylife_cloud:*:*:*:*:*:*:*:*

References for CVE-2021-27495

URL Tags
https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01 Third Party Advisory US Government Resource
cvelogic Threat Intelligence