What is the severity of CVE-2018-3876?

CVE-2018-3876 is considered a high severity vulnerability due to its buffer overflow nature, which can lead to remote code execution.

How do I fix CVE-2018-3876?

To fix CVE-2018-3876, update the Samsung SmartThings Hub to the latest firmware version that addresses this vulnerability.

What systems are affected by CVE-2018-3876?

CVE-2018-3876 specifically affects Samsung SmartThings Hub running firmware version 0.20.17.

Can CVE-2018-3876 be exploited remotely?

Yes, CVE-2018-3876 can be exploited remotely by an attacker sending specially crafted requests to the affected SmartThings Hub.

What are the potential impacts of exploiting CVE-2018-3876?

Exploitation of CVE-2018-3876 can lead to unauthorized access and control over the affected device, potentially compromising the entire smart home network.

Vulnerability/
CVE-2018-3876

critical

9.9

CWE

120 119

21/9/2018

16/9/2024

CVE-2018-3876: 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 64 bytes. An attacker can send an arbitrarily long "bucket" value in order to exploit this vulnerability.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
Samsung Sth-eth-250 Firmware	=0.20.17
Samsung Sth-eth-250

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Reference Links

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0555

Frequently Asked Questions

What is the severity of CVE-2018-3876?
CVE-2018-3876 is considered a high severity vulnerability due to its buffer overflow nature, which can lead to remote code execution.
How do I fix CVE-2018-3876?
To fix CVE-2018-3876, update the Samsung SmartThings Hub to the latest firmware version that addresses this vulnerability.
What systems are affected by CVE-2018-3876?
CVE-2018-3876 specifically affects Samsung SmartThings Hub running firmware version 0.20.17.
Can CVE-2018-3876 be exploited remotely?
Yes, CVE-2018-3876 can be exploited remotely by an attacker sending specially crafted requests to the affected SmartThings Hub.
What are the potential impacts of exploiting CVE-2018-3876?
Exploitation of CVE-2018-3876 can lead to unauthorized access and control over the affected device, potentially compromising the entire smart home network.

collector/nvd-index
agent/type
agent/softwarecombine
agent/severity
agent/author
agent/weakness
agent/references
agent/tags
agent/description
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/event
agent/first-publish-date
agent/source
vendor/samsung
canonical/samsung sth-eth-250 firmware
version/samsung sth-eth-250 firmware/0.20.17
canonical/samsung sth-eth-250

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Frequently Asked Questions

What is the severity of CVE-2018-3876?
CVE-2018-3876 is considered a high severity vulnerability due to its buffer overflow nature, which can lead to remote code execution.
How do I fix CVE-2018-3876?
To fix CVE-2018-3876, update the Samsung SmartThings Hub to the latest firmware version that addresses this vulnerability.
What systems are affected by CVE-2018-3876?
CVE-2018-3876 specifically affects Samsung SmartThings Hub running firmware version 0.20.17.
Can CVE-2018-3876 be exploited remotely?
Yes, CVE-2018-3876 can be exploited remotely by an attacker sending specially crafted requests to the affected SmartThings Hub.
What are the potential impacts of exploiting CVE-2018-3876?
Exploitation of CVE-2018-3876 can lead to unauthorized access and control over the affected device, potentially compromising the entire smart home network.