Auth bypass in Nike
CVE-2021-20834
Improper authorization in handler for custom URL scheme vulnerability in Nike App for Android versions prior to 2.177 and Nike App for iOS versions prior to 2.177.1 allows a remote attacker to lead a user to access an arbitrary website via the vulnerable App.
Vulnerability class: Broken Access Control
EPSS: 0.012 (63.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Nike
- Nike, Inc. Nike App For Android Versions Prior To 2.177 And Ios 2.177.1 — versions Nike App for Android versions prior to 2.177 and Nike App for iOS versions prior to 2.177.1
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (Product, x_refsource_MISC)
- vultures@jpcert.or.jp (Product, x_refsource_MISC, Release Notes)
- vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20834?
- CVE-2021-20834 is a medium-severity vulnerability in Nike, classified under Missing Authorization. CVSS score: 6.1/10. Published 2021-10-13.
- How severe is CVE-2021-20834?
- Medium severity. CVSS v3 base score is 6.1 out of 10.