What’s Vulnerable › Vulnerabilities

CVE-2021-20833

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-13 · updated 2026-06-17
• Weakness: CWE-295

Description

The SNKRDUNK Market Place App for iOS versions prior to 2.2.0 does not verify server certificate properly, which allows man-in-the-middle attackers to eavesdrop on and/or alter encrypted communication via a crafted certificate.

Affected products

• SODA, Inc. SNKRDUNK Market Place App for iOS: before 2.2.0 — fixed in 2.2.0

How to fix

Upgrade to a fixed version: SODA, Inc. SNKRDUNK Market Place App for iOS 2.2.0. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/jp/JVN10168753/index.html
• https://snkrdunk.com/information/37/
• https://jvn.jp/en/jp/JVN10168753/index.html
• https://snkrdunk.com/information/37/

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