Buffer Overflow Vulnerability in Samsung SmartThings Hub Credentials Handler
CVE-2018-3873

9.9CRITICAL

Key Information:

Vendor
Samsung
Status
Smartthings Hub Sth-eth-250
Vendor
CVE Published:
21 September 2018

Summary

A buffer overflow vulnerability in the credentials handler of Samsung's SmartThings Hub allows an attacker to manipulate the device by sending an excessively long 'secretKey' value. This flaw arises due to the improper handling of the strncpy function, which can exceed the size of the destination buffer set to 128 bytes. Exploiting this vulnerability could enable unauthorized access and control of the affected device, posing significant security risk.

Affected Version(s)

SmartThings Hub STH-ETH-250 Firmware version 0.20.17

References

https://talosintelligence.com/vulnerability_reports/TALOS...
x_refsource_MISC

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.