Details of VAR-202007-0403

ID

VAR-202007-0403

CVE

CVE-2020-14511

TITLE

plural Moxa Stack-based buffer overflow vulnerability in secure routers

Trust: 0.8

sources: JVNDB: JVNDB-2020-006738

DESCRIPTION

Malicious operation of the crafted web browser cookie may cause a stack-based buffer overflow in the system web server on the EDR-G902 and EDR-G903 Series Routers (versions prior to 5.4). Moxa Provides EDR-G902 Series and EDR-G903 Series Is an industrial secure router. Moxa EDR-G902 and EDR-G903 have stack buffer overflow vulnerabilities. Attackers can use this vulnerability to execute arbitrary code on the system

Trust: 2.16

sources: NVD: CVE-2020-14511 // JVNDB: JVNDB-2020-006738 // CNVD: CNVD-2021-76108

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-76108

AFFECTED PRODUCTS

vendor:	moxa	model:	edr-g902-t	scope:	lte	version:	5.4	Trust: 1.0
vendor:	moxa	model:	edr-g902	scope:	lte	version:	5.4	Trust: 1.0
vendor:	moxa	model:	edr-g903	scope:	lte	version:	5.4	Trust: 1.0
vendor:	moxa	model:	edr-g903-t	scope:	lte	version:	5.4	Trust: 1.0
vendor:	moxa	model:	edr-g902 series	scope:	eq	version:	5.4	Trust: 0.8
vendor:	moxa	model:	edr-g903 series	scope:	eq	version:	5.4	Trust: 0.8
vendor:	moxa	model:	edr-g902	scope:	lt	version:	5.4	Trust: 0.6
vendor:	moxa	model:	edr-g903	scope:	lt	version:	5.4	Trust: 0.6

sources: CNVD: CNVD-2021-76108 // JVNDB: JVNDB-2020-006738 // NVD: CVE-2020-14511

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-14511
value:	CRITICAL
Trust: 1.0
IPA:	JVNDB-2020-006738
value:	CRITICAL
Trust: 0.8
CNVD:	CNVD-2021-76108
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202007-948
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2020-14511
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: 1.0
CNVD:	CNVD-2021-76108
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: 0.6

nvd@nist.gov:	CVE-2020-14511
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
IPA score:	JVNDB-2020-006738
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-2021-76108 // JVNDB: JVNDB-2020-006738 // CNNVD: CNNVD-202007-948 // NVD: CVE-2020-14511

PROBLEMTYPE DATA

problemtype:	CWE-121	Trust: 1.8
problemtype:	CWE-787	Trust: 1.0

sources: JVNDB: JVNDB-2020-006738 // NVD: CVE-2020-14511

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202007-948

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202007-948

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-006738

PATCH

title:	Security Advisories	url:	https://www.moxa.com/en/support/support/security-advisory/edr-g902-g903-series-secure-routers-vulnerabilities	Trust: 0.8
title:	Patch for Moxa EDR-G902 and EDR-G903 stack buffer overflow vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/293656	Trust: 0.6
title:	EDR-G902 and EDR-G903 Series Routers Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=123994	Trust: 0.6

sources: CNVD: CNVD-2021-76108 // JVNDB: JVNDB-2020-006738 // CNNVD: CNNVD-202007-948

EXTERNAL IDS

db:	NVD	id:	CVE-2020-14511	Trust: 3.0
db:	ICS CERT	id:	ICSA-20-196-02	Trust: 2.4
db:	JVN	id:	JVNVU98553449	Trust: 0.8
db:	JVNDB	id:	JVNDB-2020-006738	Trust: 0.8
db:	CNVD	id:	CNVD-2021-76108	Trust: 0.6
db:	NSFOCUS	id:	47228	Trust: 0.6
db:	CNNVD	id:	CNNVD-202007-948	Trust: 0.6

sources: CNVD: CNVD-2021-76108 // JVNDB: JVNDB-2020-006738 // CNNVD: CNNVD-202007-948 // NVD: CVE-2020-14511

REFERENCES

url:	https://us-cert.cisa.gov/ics/advisories/icsa-20-196-02	Trust: 3.0
url:	https://nvd.nist.gov/vuln/detail/cve-2020-14511	Trust: 1.2
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-14511	Trust: 0.8
url:	https://jvn.jp/vu/jvnvu98553449/	Trust: 0.8
url:	http://www.nsfocus.net/vulndb/47228	Trust: 0.6

sources: CNVD: CNVD-2021-76108 // JVNDB: JVNDB-2020-006738 // CNNVD: CNNVD-202007-948 // NVD: CVE-2020-14511

SOURCES

db:	CNVD	id:	CNVD-2021-76108
db:	JVNDB	id:	JVNDB-2020-006738
db:	CNNVD	id:	CNNVD-202007-948
db:	NVD	id:	CVE-2020-14511

LAST UPDATE DATE

2024-08-14T13:44:04.501000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-76108	date:	2021-10-11T00:00:00
db:	JVNDB	id:	JVNDB-2020-006738	date:	2020-07-16T00:00:00
db:	CNNVD	id:	CNNVD-202007-948	date:	2021-01-05T00:00:00
db:	NVD	id:	CVE-2020-14511	date:	2021-09-23T13:19:56.090

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-76108	date:	2021-10-11T00:00:00
db:	JVNDB	id:	JVNDB-2020-006738	date:	2020-07-16T00:00:00
db:	CNNVD	id:	CNNVD-202007-948	date:	2020-07-14T00:00:00
db:	NVD	id:	CVE-2020-14511	date:	2020-07-15T13:15:10.193