Details of VAR-202202-1167

ID

VAR-202202-1167

CVE

CVE-2021-22800

TITLE

Schneider Electric Modicon M218 Logic Controller Input Validation Error Vulnerability

Trust: 1.2

sources: CNVD: CNVD-2022-68928 // CNNVD: CNNVD-202202-1048

DESCRIPTION

A CWE-20: Improper Input Validation vulnerability exists that could cause a Denial of Service when a crafted packet is sent to the controller over network port 1105/TCP. Affected Product: Modicon M218 Logic Controller (V5.1.0.6 and prior)

Trust: 2.16

sources: NVD: CVE-2021-22800 // JVNDB: JVNDB-2021-018353 // CNVD: CNVD-2022-68928

IOT TAXONOMY

category:

['ICS']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2022-68928

AFFECTED PRODUCTS

vendor:	schneider electric	model:	modicon m218	scope:	lte	version:	5.1.0.6	Trust: 1.0
vendor:	schneider electric	model:	modicon m218	scope:	eq	version:	-	Trust: 0.8
vendor:	schneider electric	model:	modicon m218	scope:	lte	version:	modicon m218 firmware 5.1.0.6 and earlier	Trust: 0.8
vendor:	schneider	model:	electric modicon m218 logic controller	scope:	lte	version:	<=v5.1.0.6	Trust: 0.6

sources: CNVD: CNVD-2022-68928 // JVNDB: JVNDB-2021-018353 // NVD: CVE-2021-22800

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-22800
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-22800
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2022-68928
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202202-1048
value:	HIGH
Trust: 0.6

nvd@nist.gov:	CVE-2021-22800
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2022-68928
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-22800
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2021-22800
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2022-68928 // JVNDB: JVNDB-2021-018353 // CNNVD: CNNVD-202202-1048 // NVD: CVE-2021-22800

PROBLEMTYPE DATA

problemtype:	CWE-20	Trust: 1.0
problemtype:	Inappropriate input confirmation (CWE-20) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-018353 // NVD: CVE-2021-22800

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-1048

TYPE

input validation error

Trust: 0.6

sources: CNNVD: CNNVD-202202-1048

PATCH

title:	SEVD-2021-285-04	url:	https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-285-04	Trust: 0.8
title:	Patch for Schneider Electric Modicon M218 Logic Controller Input Validation Error Vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/356571	Trust: 0.6
title:	Schneider Electric Modicon M218 Logic Controller Enter the fix for the verification error vulnerability	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=182986	Trust: 0.6

sources: CNVD: CNVD-2022-68928 // JVNDB: JVNDB-2021-018353 // CNNVD: CNNVD-202202-1048

EXTERNAL IDS

db:	NVD	id:	CVE-2021-22800	Trust: 3.8
db:	SCHNEIDER	id:	SEVD-2021-285-04	Trust: 2.2
db:	JVNDB	id:	JVNDB-2021-018353	Trust: 0.8
db:	CNVD	id:	CNVD-2022-68928	Trust: 0.6
db:	CNNVD	id:	CNNVD-202202-1048	Trust: 0.6

sources: CNVD: CNVD-2022-68928 // JVNDB: JVNDB-2021-018353 // CNNVD: CNNVD-202202-1048 // NVD: CVE-2021-22800

REFERENCES

url:	https://download.schneider-electric.com/files?p_doc_ref=sevd-2021-285-04	Trust: 2.2
url:	https://nvd.nist.gov/vuln/detail/cve-2021-22800	Trust: 0.8

sources: CNVD: CNVD-2022-68928 // JVNDB: JVNDB-2021-018353 // CNNVD: CNNVD-202202-1048 // NVD: CVE-2021-22800

SOURCES

db:	CNVD	id:	CNVD-2022-68928
db:	JVNDB	id:	JVNDB-2021-018353
db:	CNNVD	id:	CNNVD-202202-1048
db:	NVD	id:	CVE-2021-22800

LAST UPDATE DATE

2024-08-14T14:44:04.071000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2022-68928	date:	2022-10-14T00:00:00
db:	JVNDB	id:	JVNDB-2021-018353	date:	2023-06-01T04:56:00
db:	CNNVD	id:	CNNVD-202202-1048	date:	2022-02-21T00:00:00
db:	NVD	id:	CVE-2021-22800	date:	2022-02-18T14:45:17.793

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2022-68928	date:	2022-10-14T00:00:00
db:	JVNDB	id:	JVNDB-2021-018353	date:	2023-06-01T00:00:00
db:	CNNVD	id:	CNNVD-202202-1048	date:	2022-02-11T00:00:00
db:	NVD	id:	CVE-2021-22800	date:	2022-02-11T18:15:09.213