CVE-2018-3912

Public Exploit

Description

On Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17, the video-core process insecurely extracts the fields from the "shard" table of its SQLite database, leading to a buffer overflow on the stack. The strcpy call overflows the destination buffer, which has a size of 128 bytes. An attacker can send an arbitrarily long "secretKey" value in order to exploit this vulnerability.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.15%
Third-Party Advisory talosintelligence.com
Affected: Samsung SmartThings Hub STH-ETH-250
Published at:
Updated at:

References

Link Tags
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0581 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-3912?
CVE-2018-3912 has been scored as a high severity vulnerability.
How to fix CVE-2018-3912?
To fix CVE-2018-3912, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-3912 being actively exploited in the wild?
It is possible that CVE-2018-3912 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-3912?
CVE-2018-3912 affects Samsung SmartThings Hub STH-ETH-250.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.