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ID

VAR-201809-1064


CVE

CVE-2018-3877


TITLE

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

Trust: 0.8

sources: JVNDB: JVNDB-2018-010109

DESCRIPTION

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 160 bytes. An attacker can send an arbitrarily long "directory" 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. Samsung SmartThings Hub STH-ETH-250 is a smart home management device from Samsung. video-core HTTP server is one of the HTTP servers

Trust: 1.8

sources: NVD: CVE-2018-3877 // JVNDB: JVNDB-2018-010109 // VULHUB: VHN-133908 // VULMON: CVE-2018-3877

IOT TAXONOMY

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

AFFECTED PRODUCTS

vendor:samsungmodel:sth-eth-250scope:eqversion:0.20.17

Trust: 1.6

vendor:samsungmodel:smartthings hub sth-eth-250scope:eqversion:0.20.17

Trust: 0.8

sources: JVNDB: JVNDB-2018-010109 // CNNVD: CNNVD-201809-1079 // NVD: CVE-2018-3877

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2018-3877
value: CRITICAL

Trust: 1.0

talos-cna@cisco.com: CVE-2018-3877
value: CRITICAL

Trust: 1.0

NVD: CVE-2018-3877
value: HIGH

Trust: 0.8

CNNVD: CNNVD-201809-1079
value: CRITICAL

Trust: 0.6

VULHUB: VHN-133908
value: HIGH

Trust: 0.1

VULMON: CVE-2018-3877
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2018-3877
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

VULHUB: VHN-133908
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2018-3877
baseSeverity: CRITICAL
baseScore: 9.9
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.1
impactScore: 6.0
version: 3.1

Trust: 1.0

talos-cna@cisco.com: CVE-2018-3877
baseSeverity: CRITICAL
baseScore: 9.9
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.1
impactScore: 6.0
version: 3.0

Trust: 1.0

NVD: CVE-2018-3877
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
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: VULHUB: VHN-133908 // VULMON: CVE-2018-3877 // JVNDB: JVNDB-2018-010109 // CNNVD: CNNVD-201809-1079 // NVD: CVE-2018-3877 // NVD: CVE-2018-3877

PROBLEMTYPE DATA

problemtype:CWE-119

Trust: 1.9

sources: VULHUB: VHN-133908 // JVNDB: JVNDB-2018-010109 // NVD: CVE-2018-3877

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201809-1079

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-201809-1079

CONFIGURATIONS

sources:
            
            
            JVNDB: JVNDB-2018-010109

PATCH
title:SmartThings Huburl:https://www.smartthings.com/products/smartthings-hub
Trust: 0.8
title:Samsung SmartThings Hub STH-ETH-250 video-core HTTP Server Buffer Error Vulnerability Fixurl:http://123.124.177.30/web/xxk/bdxqById.tag?id=85134
Trust: 0.6
sources:
            
            
            JVNDB: JVNDB-2018-010109 // 
            
            
            
            CNNVD: CNNVD-201809-1079

EXTERNAL IDS
db:NVDid:CVE-2018-3877
Trust: 2.7
db:TALOSid:TALOS-2018-0555
Trust: 2.6
db:JVNDBid:JVNDB-2018-010109
Trust: 0.8
db:CNNVDid:CNNVD-201809-1079
Trust: 0.7
db:OTHERid:NONE
Trust: 0.1
db:VULHUBid:VHN-133908
Trust: 0.1
db:VULMONid:CVE-2018-3877
Trust: 0.1
sources:
            
            
            OTHER: None // 
            
            
            
            VULHUB: VHN-133908 // 
            
            
            
            VULMON: CVE-2018-3877 // 
            
            
            
            JVNDB: JVNDB-2018-010109 // 
            
            
            
            CNNVD: CNNVD-201809-1079 // 
            
            
            
            NVD: CVE-2018-3877

REFERENCES
url:https://talosintelligence.com/vulnerability_reports/talos-2018-0555
Trust: 2.6
url:https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-3877
Trust: 0.8
url:https://nvd.nist.gov/vuln/detail/cve-2018-3877
Trust: 0.8
url:https://ieeexplore.ieee.org/abstract/document/10769424
Trust: 0.1
url:https://cwe.mitre.org/data/definitions/119.html
Trust: 0.1
url:https://nvd.nist.gov
Trust: 0.1
sources:
            
            
            OTHER: None // 
            
            
            
            VULHUB: VHN-133908 // 
            
            
            
            VULMON: CVE-2018-3877 // 
            
            
            
            JVNDB: JVNDB-2018-010109 // 
            
            
            
            CNNVD: CNNVD-201809-1079 // 
            
            
            
            NVD: CVE-2018-3877

SOURCES
db:OTHERid: - 
db:VULHUBid:VHN-133908
db:VULMONid:CVE-2018-3877
db:JVNDBid:JVNDB-2018-010109
db:CNNVDid:CNNVD-201809-1079
db:NVDid:CVE-2018-3877

LAST UPDATE DATE
2025-01-30T21:21:38.169000+00:00

SOURCES UPDATE DATE
db:VULHUBid:VHN-133908date:2018-11-09T00:00:00
db:VULMONid:CVE-2018-3877date:2023-05-19T00:00:00
db:JVNDBid:JVNDB-2018-010109date:2018-12-05T00:00:00
db:CNNVDid:CNNVD-201809-1079date:2023-05-22T00:00:00
db:NVDid:CVE-2018-3877date:2024-11-21T04:06:13.243

SOURCES RELEASE DATE
db:VULHUBid:VHN-133908date:2018-09-21T00:00:00
db:VULMONid:CVE-2018-3877date:2018-09-21T00:00:00
db:JVNDBid:JVNDB-2018-010109date:2018-12-05T00:00:00
db:CNNVDid:CNNVD-201809-1079date:2018-09-25T00:00:00
db:NVDid:CVE-2018-3877date:2018-09-21T14:29:00.600