Details of VAR-202111-0964

ID

VAR-202111-0964

CVE

CVE-2021-42784

TITLE

D-Link DWR-932C E1 in the firmware OS Command injection vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-015483

DESCRIPTION

OS Command Injection vulnerability in debug_fcgi of D-Link DWR-932C E1 firmware allows a remote attacker to perform command injection via a crafted HTTP request. (DoS) It may be in a state. D-Link Dwr-932C E1 is a WiFi mobile modem router from China's D-Link company

Trust: 2.16

sources: NVD: CVE-2021-42784 // JVNDB: JVNDB-2021-015483 // CNVD: CNVD-2021-92471

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-92471

AFFECTED PRODUCTS

vendor:	dlink	model:	dwr-932c e1	scope:	lte	version:	1.0.0.4	Trust: 1.0
vendor:	d link	model:	dwr-932c e1	scope:	-	version:	-	Trust: 0.8
vendor:	d link	model:	dwr-932c e1	scope:	eq	version:	dwr-932c e1 firmware	Trust: 0.8
vendor:	d link	model:	dwr-932c e1	scope:	eq	version:	-	Trust: 0.8
vendor:	d link	model:	dwr-932c e1	scope:	lte	version:	<=1.0.0.4	Trust: 0.6

sources: CNVD: CNVD-2021-92471 // JVNDB: JVNDB-2021-015483 // NVD: CVE-2021-42784

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-42784
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2021-42784
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2021-92471
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202111-2063
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2021-42784
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2021-92471
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-42784
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-2021-42784
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: CNVD: CNVD-2021-92471 // JVNDB: JVNDB-2021-015483 // CNNVD: CNNVD-202111-2063 // NVD: CVE-2021-42784

PROBLEMTYPE DATA

problemtype:	CWE-78	Trust: 1.0
problemtype:	OS Command injection (CWE-78) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-015483 // NVD: CVE-2021-42784

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202111-2063

TYPE

operating system commend injection

Trust: 0.6

sources: CNNVD: CNNVD-202111-2063

PATCH

title:	Remote Code Execution via Authentication Bypass and Command Injection	url:	https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10246	Trust: 0.8
title:	Patch for D-Link DWR-932C E1 command injection vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/301906	Trust: 0.6
title:	D-Link Dwr-932C E1 Fixes for operating system command injection vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=172367	Trust: 0.6

sources: CNVD: CNVD-2021-92471 // JVNDB: JVNDB-2021-015483 // CNNVD: CNNVD-202111-2063

EXTERNAL IDS

db:	NVD	id:	CVE-2021-42784	Trust: 3.8
db:	DLINK	id:	SAP10246	Trust: 1.6
db:	JVNDB	id:	JVNDB-2021-015483	Trust: 0.8
db:	CNVD	id:	CNVD-2021-92471	Trust: 0.6
db:	CNNVD	id:	CNNVD-202111-2063	Trust: 0.6

sources: CNVD: CNVD-2021-92471 // JVNDB: JVNDB-2021-015483 // CNNVD: CNNVD-202111-2063 // NVD: CVE-2021-42784

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2021-42784	Trust: 2.0
url:	https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=sap10246	Trust: 1.6

sources: CNVD: CNVD-2021-92471 // JVNDB: JVNDB-2021-015483 // CNNVD: CNNVD-202111-2063 // NVD: CVE-2021-42784

SOURCES

db:	CNVD	id:	CNVD-2021-92471
db:	JVNDB	id:	JVNDB-2021-015483
db:	CNNVD	id:	CNNVD-202111-2063
db:	NVD	id:	CVE-2021-42784

LAST UPDATE DATE

2024-08-14T15:01:16.712000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-92471	date:	2021-11-30T00:00:00
db:	JVNDB	id:	JVNDB-2021-015483	date:	2022-11-22T06:21:00
db:	CNNVD	id:	CNNVD-202111-2063	date:	2021-12-01T00:00:00
db:	NVD	id:	CVE-2021-42784	date:	2021-11-29T14:18:48.200

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-92471	date:	2021-11-30T00:00:00
db:	JVNDB	id:	JVNDB-2021-015483	date:	2022-11-22T00:00:00
db:	CNNVD	id:	CNNVD-202111-2063	date:	2021-11-23T00:00:00
db:	NVD	id:	CVE-2021-42784	date:	2021-11-23T22:15:08.083