What’s Vulnerable › Vulnerabilities

CVE-2021-25378

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-09 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.

Affected products

• Samsung Mobile SmartThings: before 1.7.63.6 — fixed in 1.7.63.6

How to fix

Upgrade to a fixed version: Samsung Mobile SmartThings 1.7.63.6. Check the vendor advisory for mitigations.

References

• https://security.samsungmobile.com/
• https://security.samsungmobile.com/serviceWeb.smsb
• https://security.samsungmobile.com/
• https://security.samsungmobile.com/serviceWeb.smsb

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