CVE-2018-3873: Buffer Overflow
First published: Fri Sep 21 2018(Updated: )
An exploitable buffer overflow vulnerability exists in the credentials handler of video-core's HTTP server of Samsung SmartThings Hub STH-ETH-250-Firmware version 0.20.17. The strncpy 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.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Samsung STH-ETH-250 | =0.20.17 | |
| Samsung STH-ETH-250 Firmware |
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Frequently Asked Questions
What is the severity of CVE-2018-3873?
CVE-2018-3873 has a high severity rating due to its ability to cause a buffer overflow.
How do I fix CVE-2018-3873?
To fix CVE-2018-3873, update the Samsung SmartThings Hub to the latest firmware that addresses the buffer overflow vulnerability.
What are the potential consequences of exploiting CVE-2018-3873?
Exploitation of CVE-2018-3873 can lead to remote code execution or crashing of the device.
Which device is affected by CVE-2018-3873?
CVE-2018-3873 affects the Samsung SmartThings Hub STH-ETH-250 running firmware version 0.20.17.
How can I determine if my device is vulnerable to CVE-2018-3873?
You can determine if your device is vulnerable by checking if it is running Samsung SmartThings Hub firmware version 0.20.17.
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