Details of VAR-201809-1055

ID

VAR-201809-1055

CVE

CVE-2018-3914

TITLE

Samsung SmartThings Hub STH-ETH-250 firmware Buffer error vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2018-010906

DESCRIPTION

An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long "sessionToken" value in order to exploit this vulnerability. Samsung SmartThings Hub STH-ETH-250 firmware Contains a buffer error vulnerability.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. SamsungSmartThingsHubSTH-ETH-250 is a smart home management device from South Korea's Samsung. video-coreHTTPserver is one of the HTTP servers

Trust: 2.34

sources: NVD: CVE-2018-3914 // JVNDB: JVNDB-2018-010906 // CNVD: CNVD-2018-20127 // VULHUB: VHN-133945 // VULMON: CVE-2018-3914

IOT TAXONOMY

category:	['Network device']	sub_category:	-	Trust: 0.6
category:	['home & office device']	sub_category:	smart home device	Trust: 0.1
category:	['home & office device']	sub_category:	smart home controller	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2018-20127

AFFECTED PRODUCTS

vendor:	samsung	model:	sth-eth-250	scope:	eq	version:	0.20.17	Trust: 1.6
vendor:	samsung	model:	smartthings hub sth-eth-250	scope:	eq	version:	0.20.17	Trust: 1.4

sources: CNVD: CNVD-2018-20127 // JVNDB: JVNDB-2018-010906 // CNNVD: CNNVD-201809-1072 // NVD: CVE-2018-3914

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-3914
value:	HIGH
Trust: 1.0
talos-cna@cisco.com:	CVE-2018-3914
value:	HIGH
Trust: 1.0
NVD:	CVE-2018-3914
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2018-20127
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201809-1072
value:	HIGH
Trust: 0.6
VULHUB:	VHN-133945
value:	HIGH
Trust: 0.1
VULMON:	CVE-2018-3914
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2018-3914
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
CNVD:	CNVD-2018-20127
severity:	MEDIUM
baseScore:	6.2
vectorString:	AV:L/AC:H/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	HIGH
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	1.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
VULHUB:	VHN-133945
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2018-3914
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
talos-cna@cisco.com:	CVE-2018-3914
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	HIGH
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	0.8
impactScore:	6.0
version:	3.0
Trust: 1.0
NVD:	CVE-2018-3914
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2018-20127 // VULHUB: VHN-133945 // VULMON: CVE-2018-3914 // JVNDB: JVNDB-2018-010906 // CNNVD: CNNVD-201809-1072 // NVD: CVE-2018-3914 // NVD: CVE-2018-3914

PROBLEMTYPE DATA

problemtype:	CWE-787	Trust: 1.1
problemtype:	CWE-119	Trust: 0.9

sources: VULHUB: VHN-133945 // JVNDB: JVNDB-2018-010906 // NVD: CVE-2018-3914

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-201809-1072

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-201809-1072

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-010906

PATCH

title:	SmarThings Hub	url:	https://www.smartthings.com/products/smartthings-hub	Trust: 0.8
title:	Patch for SamsungSmartThingsHubSTH-ETH-250video-coreHTTP Server Stack Buffer Overflow Vulnerability (CNVD-2018-20127)	url:	https://www.cnvd.org.cn/patchInfo/show/141313	Trust: 0.6
title:	Samsung SmartThings Hub STH-ETH-250 video-core HTTP Server Buffer Error Vulnerability Fix	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=85131	Trust: 0.6
title:	-	url:	https://github.com/Live-Hack-CVE/CVE-2018-3914	Trust: 0.1

sources: CNVD: CNVD-2018-20127 // VULMON: CVE-2018-3914 // JVNDB: JVNDB-2018-010906 // CNNVD: CNNVD-201809-1072

EXTERNAL IDS

db:	NVD	id:	CVE-2018-3914	Trust: 3.3
db:	TALOS	id:	TALOS-2018-0581	Trust: 3.2
db:	JVNDB	id:	JVNDB-2018-010906	Trust: 0.8
db:	CNNVD	id:	CNNVD-201809-1072	Trust: 0.7
db:	CNVD	id:	CNVD-2018-20127	Trust: 0.6
db:	OTHER	id:	NONE	Trust: 0.1
db:	VULHUB	id:	VHN-133945	Trust: 0.1
db:	VULMON	id:	CVE-2018-3914	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2018-20127 // VULHUB: VHN-133945 // VULMON: CVE-2018-3914 // JVNDB: JVNDB-2018-010906 // CNNVD: CNNVD-201809-1072 // NVD: CVE-2018-3914

REFERENCES

url:	https://talosintelligence.com/vulnerability_reports/talos-2018-0581	Trust: 3.2
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-3914	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2018-3914	Trust: 0.8
url:	https://ieeexplore.ieee.org/abstract/document/10769424	Trust: 0.1
url:	https://cwe.mitre.org/data/definitions/787.html	Trust: 0.1
url:	https://github.com/live-hack-cve/cve-2018-3914	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: OTHER: None // CNVD: CNVD-2018-20127 // VULHUB: VHN-133945 // VULMON: CVE-2018-3914 // JVNDB: JVNDB-2018-010906 // CNNVD: CNNVD-201809-1072 // NVD: CVE-2018-3914

SOURCES

db:	OTHER	id:	-
db:	CNVD	id:	CNVD-2018-20127
db:	VULHUB	id:	VHN-133945
db:	VULMON	id:	CVE-2018-3914
db:	JVNDB	id:	JVNDB-2018-010906
db:	CNNVD	id:	CNNVD-201809-1072
db:	NVD	id:	CVE-2018-3914

LAST UPDATE DATE

2025-01-30T20:48:38.221000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2018-20127	date:	2018-09-29T00:00:00
db:	VULHUB	id:	VHN-133945	date:	2023-01-31T00:00:00
db:	VULMON	id:	CVE-2018-3914	date:	2023-01-31T00:00:00
db:	JVNDB	id:	JVNDB-2018-010906	date:	2018-12-27T00:00:00
db:	CNNVD	id:	CNNVD-201809-1072	date:	2020-08-25T00:00:00
db:	NVD	id:	CVE-2018-3914	date:	2024-11-21T04:06:17.500

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2018-20127	date:	2018-09-29T00:00:00
db:	VULHUB	id:	VHN-133945	date:	2018-09-21T00:00:00
db:	VULMON	id:	CVE-2018-3914	date:	2018-09-21T00:00:00
db:	JVNDB	id:	JVNDB-2018-010906	date:	2018-12-27T00:00:00
db:	CNNVD	id:	CNNVD-201809-1072	date:	2018-09-25T00:00:00
db:	NVD	id:	CVE-2018-3914	date:	2018-09-21T15:29:01.110