Security readout for executives and security teams
Plain-English summary
CVE-2021-27495 concerns Ypsomed mylife Cloud and the mylife mobile app. During login, the cloud could reflect a user password after redirecting from HTTPS to HTTP, creating a risk that credentials are exposed outside an encrypted session.
Executive priority
Prioritize remediation if these Ypsomed services or apps support business, patient, or customer workflows. Credential exposure during login can create account compromise risk, but supplied evidence does not show known exploitation.
Technical view
The issue is categorized as CWE-522, insufficiently protected credentials. Supplied data says Ypsomed mylife Cloud versions before 1.7.2 and mylife App versions before 1.7.5 are affected. No CVSS score is provided in the bundle.
Likely exposure
Exposure is most relevant where organizations or users still operate affected pre-1.7.2 cloud or pre-1.7.5 app versions. The bundle does not identify affected deployment scale, default exposure, or required attacker position.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. The described risk depends on a login flow redirecting from HTTPS to HTTP and exposing password data in that process.
Researcher notes
The bundle gives affected version thresholds and weakness class but lacks CVSS, detailed attack prerequisites, and vendor mitigation text beyond version boundaries. Avoid assuming exploitation or broader product impact without the CISA or vendor advisory.
Mitigation direction
- Upgrade mylife Cloud to 1.7.2 or later where applicable.
- Upgrade mylife App to 1.7.5 or later.
- Review the CISA advisory and vendor guidance before operational changes.
- Ensure login flows use HTTPS-only handling where vendor controls allow.
Validation and detection
- Inventory Ypsomed mylife Cloud and mylife App versions in use.
- Confirm no active systems remain below the affected version thresholds.
- Review login telemetry for unexpected HTTP redirects involving authentication.
- Document remediation status for clinical, support, or user-facing environments.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-522: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-27495 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Insufficiently Protected Credentials
Insufficiently Protected Credentials represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.