What’s Vulnerable › Vulnerabilities

CVE-2018-18979

• Severity: high (CVSS 7.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-05-06 · updated 2026-06-17
• Weakness: CWE-798

Description

An issue was discovered in the Ascensia Contour NEXT ONE application for Android before 2019-01-15. It has a statically coded initialization vector. Extraction of the initialization vector is necessary for deciphering communications between this application and the backend server. This, in combination with retrieving any user's encrypted data from the Ascensia cloud through another vulnerability, allows an attacker to obtain and modify any patient's medical information.

Affected products

• Ascensia Contour Diabetes: before 2.5.0 — fixed in 2.5.0

How to fix

Upgrade to a fixed version: Ascensia Contour Diabetes 2.5.0. Check the vendor advisory for mitigations.

References

• https://depthsecurity.com/blog/medical-exploitation-you-are-now-diabetic
• https://depthsecurity.com/blog/medical-exploitation-you-are-now-diabetic

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