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CVE-2024-43201: Planet Fitness Workouts mobile apps do not properly validate TLS certificates

8.8 CVSS

Description

The Planet Fitness Workouts iOS and Android mobile apps fail to properly validate TLS certificates, allowing an attacker with appropriate network access to obtain session tokens and sensitive information. Planet Fitness first addressed this vulnerability in version 9.8.12 (released on 2024-07-25) and more recently in version 9.9.13 (released on 2025-02-11).

Classification

CVE ID: CVE-2024-43201

CVSS Base Severity: HIGH

CVSS Base Score: 8.8

CVSS Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types

CWE-295 Improper Certificate Validation

Affected Products

Vendor: Planet Fitness

Product: Planet Fitness Workouts

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.11% (probability of being exploited)

EPSS Percentile: 18.02% (scored less or equal to compared to others)

EPSS Date: 2025-03-29 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: poc

SSVC Technical Impact: total

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2024-43201
https://apps.apple.com/us/app/planet-fitness-workouts/id399857015
https://dontvacuum.me/bugs/pf/

Timeline