What’s Vulnerable › Vulnerabilities

CVE-2021-25421

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-11 · updated 2026-06-17
• Weakness: CWE-779

Description

Improper log management vulnerability in Galaxy Watch3 PlugIn prior to version 2.2.09.21033151 allows attacker with log permissions to leak Wi-Fi password connected to the user smartphone within log.

Affected products

• Samsung Mobile Galaxy S3 PlugIn: before 2.2.09.21033151 — fixed in 2.2.09.21033151

How to fix

Upgrade to a fixed version: Samsung Mobile Galaxy S3 PlugIn 2.2.09.21033151. Check the vendor advisory for mitigations.

References

• https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=6
• https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=6

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