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CVE Record

CVE-2018-18975: An issue was discovered in the Ascensia Contour NEXT ONE app for iOS before 2019-01-15.

An issue was discovered in the Ascensia Contour NEXT ONE app for iOS before 2019-01-15. An attacker may proxy communications between the app and Ascensia backend servers because of a weak certificate-pinning implementation, leading to disclosure of medical information.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

The Ascensia Contour NEXT ONE iOS app before January 15, 2019 could expose medical information if an attacker intercepted app-to-server communications. The issue is weak certificate pinning, so urgency depends on whether any users still run the old app and whether sensitive data is in scope.

Executive priority

Treat as a targeted privacy exposure issue, not a broad infrastructure emergency. Prioritize confirmation that obsolete app versions are gone from managed or patient-facing environments because the data involved is medical.

Technical view

CVE-2018-18975 describes weak certificate pinning in the Ascensia Contour NEXT ONE iOS app before 2019-01-15. The CVE states an attacker may proxy communications between the app and Ascensia backend servers, leading to disclosure of medical information. No CVSS, CWE, or normalized affected CPE data is supplied.

Likely exposure

Exposure appears limited to users of the Ascensia Contour NEXT ONE iOS app versions before 2019-01-15. Organizations should focus on patient, employee, or clinical mobile environments where this app may still be installed or supported.

Exploitation context

The bundle does not show CISA KEV listing or confirmed active exploitation. The described attack requires the ability to proxy communications between the mobile app and backend services, with impact centered on medical information disclosure.

Researcher notes

Evidence is sparse: the CVE record gives the core condition and impact, but no CVSS, CWE, CPEs, patch version, or active exploitation evidence. The referenced research blog is the primary public technical reference in the bundle.

Mitigation direction

  • Identify any Contour NEXT ONE iOS installations older than 2019-01-15.
  • Update affected apps according to Ascensia or app-store vendor guidance.
  • Remove unsupported vulnerable versions from managed mobile devices.
  • Advise users not to rely on outdated app builds for sensitive data handling.

Validation and detection

  • Check MDM or device inventory for installed app version dates.
  • Confirm no managed devices run pre-2019-01-15 iOS builds.
  • Review vendor or app-store release notes for corrected versions.
  • Assess whether exposed app data qualifies as regulated medical information.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.