CVE-2018-3873

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.

CVSS v3 9.9 CRITICAL
CVSS v2.0 9.0 HIGH

9.9^/10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.0^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0555	Exploit Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0555	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:samsung:sth-eth-250_firmware:0.20.17:*:*:*:*:*:*:*

cpe:2.3:h:samsung:sth-eth-250:-:*:*:*:*:*:*:*

History

21 Nov 2024, 04:06

Type	Values Removed	Values Added
References	~~() https://talosintelligence.com/vulnerability_reports/TALOS-2018-0555 - Exploit, Third Party Advisory~~	() https://talosintelligence.com/vulnerability_reports/TALOS-2018-0555 - Exploit, Third Party Advisory

19 May 2023, 16:49

Type	Values Removed	Values Added
CVSS	v2 : ~~9.0~~ v3 : ~~8.8~~	v2 : 9.0 v3 : 9.9

Information

Published : 2018-09-21 14:29

Updated : 2024-11-21 04:06

NVD link : CVE-2018-3873

Mitre link : CVE-2018-3873

CVE.ORG link : CVE-2018-3873

JSON object : View

Products Affected

samsung

sth-eth-250_firmware
sth-eth-250

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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9.9 /10