Details of VAR-201904-0332

ID

VAR-201904-0332

CVE

CVE-2019-3939

TITLE

Crestron AM-100 and AM-101 Vulnerabilities related to the use of hard-coded credentials in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2019-004045

DESCRIPTION

Crestron AM-100 with firmware 1.6.0.2 and AM-101 with firmware 2.7.0.2 use default credentials admin/admin and moderator/moderator for the web interface. An unauthenticated, remote attacker can use these credentials to gain privileged access to the device. Crestron AM-100 and AM-101 Firmware contains a vulnerability related to the use of hard-coded credentials.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. Crestron Electronics AM-100 and Crestron Electronics AM-101 are both smart home gateway products of Crestron Electronics in the United States. A trust management issue vulnerability exists in the Crestron Electronics AM-100 with firmware version 1.6.0.2 and the AM-101 with firmware version 2.7.0.2. This vulnerability stems from the lack of an effective trust management mechanism in network systems or products. Attackers can use default passwords or hard-coded passwords, hard-coded certificates, etc. to attack affected components

Trust: 1.8

sources: NVD: CVE-2019-3939 // JVNDB: JVNDB-2019-004045 // VULHUB: VHN-155374 // VULMON: CVE-2019-3939

AFFECTED PRODUCTS

vendor:	crestron	model:	am-100	scope:	eq	version:	1.6.0.2	Trust: 1.0
vendor:	crestron	model:	am-101	scope:	eq	version:	2.7.0.2	Trust: 1.0
vendor:	crestron	model:	airmedia am-100	scope:	eq	version:	1.6.0.2	Trust: 0.8
vendor:	crestron	model:	airmedia am-101	scope:	eq	version:	2.7.0.2	Trust: 0.8

sources: JVNDB: JVNDB-2019-004045 // NVD: CVE-2019-3939

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-3939
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2019-3939
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-201904-1397
value:	CRITICAL
Trust: 0.6
VULHUB:	VHN-155374
value:	HIGH
Trust: 0.1
VULMON:	CVE-2019-3939
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2019-3939
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9
VULHUB:	VHN-155374
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2019-3939
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2019-3939
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULHUB: VHN-155374 // VULMON: CVE-2019-3939 // JVNDB: JVNDB-2019-004045 // CNNVD: CNNVD-201904-1397 // NVD: CVE-2019-3939

PROBLEMTYPE DATA

problemtype:	CWE-798	Trust: 1.9
problemtype:	CWE-16	Trust: 1.0

sources: VULHUB: VHN-155374 // JVNDB: JVNDB-2019-004045 // NVD: CVE-2019-3939

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201904-1397

TYPE

trust management problem

Trust: 0.6

sources: CNNVD: CNNVD-201904-1397

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-004045

PATCH

title:	AM-100	url:	https://www.crestron.com/en-US/Products/Workspace-Solutions/Wireless-Presentation-Solutions/AirMedia-Presentation-Gateways/AM-100	Trust: 0.8
title:	AM-101	url:	https://www.crestron.com/en-US/Products/Workspace-Solutions/Wireless-Presentation-Solutions/AirMedia-Presentation-Gateways/AM-101	Trust: 0.8
title:	-	url:	https://github.com/Live-Hack-CVE/CVE-2019-3939	Trust: 0.1

sources: VULMON: CVE-2019-3939 // JVNDB: JVNDB-2019-004045

EXTERNAL IDS

db:	NVD	id:	CVE-2019-3939	Trust: 2.6
db:	TENABLE	id:	TRA-2019-20	Trust: 2.6
db:	JVNDB	id:	JVNDB-2019-004045	Trust: 0.8
db:	CNNVD	id:	CNNVD-201904-1397	Trust: 0.7
db:	VULHUB	id:	VHN-155374	Trust: 0.1
db:	VULMON	id:	CVE-2019-3939	Trust: 0.1

sources: VULHUB: VHN-155374 // VULMON: CVE-2019-3939 // JVNDB: JVNDB-2019-004045 // CNNVD: CNNVD-201904-1397 // NVD: CVE-2019-3939

REFERENCES

url:	https://www.tenable.com/security/research/tra-2019-20	Trust: 2.6
url:	https://nvd.nist.gov/vuln/detail/cve-2019-3939	Trust: 1.4
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-3939	Trust: 0.8
url:	https://cwe.mitre.org/data/definitions/798.html	Trust: 0.1
url:	https://github.com/live-hack-cve/cve-2019-3939	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULHUB: VHN-155374 // VULMON: CVE-2019-3939 // JVNDB: JVNDB-2019-004045 // CNNVD: CNNVD-201904-1397 // NVD: CVE-2019-3939

SOURCES

db:	VULHUB	id:	VHN-155374
db:	VULMON	id:	CVE-2019-3939
db:	JVNDB	id:	JVNDB-2019-004045
db:	CNNVD	id:	CNNVD-201904-1397
db:	NVD	id:	CVE-2019-3939

LAST UPDATE DATE

2024-11-23T21:37:29.480000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-155374	date:	2022-12-06T00:00:00
db:	VULMON	id:	CVE-2019-3939	date:	2022-12-06T00:00:00
db:	JVNDB	id:	JVNDB-2019-004045	date:	2019-05-27T00:00:00
db:	CNNVD	id:	CNNVD-201904-1397	date:	2019-05-08T00:00:00
db:	NVD	id:	CVE-2019-3939	date:	2024-11-21T04:42:54.413

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-155374	date:	2019-04-30T00:00:00
db:	VULMON	id:	CVE-2019-3939	date:	2019-04-30T00:00:00
db:	JVNDB	id:	JVNDB-2019-004045	date:	2019-05-27T00:00:00
db:	CNNVD	id:	CNNVD-201904-1397	date:	2019-04-30T00:00:00
db:	NVD	id:	CVE-2019-3939	date:	2019-04-30T21:29:01.307