Details of VAR-202003-1609

ID

VAR-202003-1609

CVE

CVE-2020-6986

TITLE

Made by OMRON PLC CJ Service operation interruption in the series (DoS) Vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2020-002164

DESCRIPTION

In all versions of Omron PLC CJ Series, an attacker can send a series of specific data packets within a short period, causing a service error on the PLC Ethernet module, which in turn causes a PLC service denied result. Omron PLC CJ series is the PLC of Omron. Omron PLC CJ Series has an uncontrolled resource consumption vulnerability

Trust: 2.34

sources: NVD: CVE-2020-6986 // JVNDB: JVNDB-2020-002164 // CNVD: CNVD-2020-15516 // IVD: f6e446e7-4c03-4092-8422-03295fd2d029

IOT TAXONOMY

category:	['ICS', 'Network device']	sub_category:	-	Trust: 0.6
category:	['ICS']	sub_category:	-	Trust: 0.2

sources: IVD: f6e446e7-4c03-4092-8422-03295fd2d029 // CNVD: CNVD-2020-15516

AFFECTED PRODUCTS

vendor:	omron	model:	plc cj1	scope:	eq	version:	*	Trust: 1.0
vendor:	omron	model:	plc cj2	scope:	eq	version:	*	Trust: 1.0
vendor:	omron	model:	plc cj	scope:	eq	version:	シリーズの全て	Trust: 0.8
vendor:	omron	model:	plc cj series	scope:	-	version:	-	Trust: 0.6
vendor:	omron	model:	plc cj1	scope:	eq	version:	-	Trust: 0.6
vendor:	omron	model:	plc cj2	scope:	-	version:	-	Trust: 0.6
vendor:	omron	model:	plc cj1	scope:	-	version:	-	Trust: 0.6
vendor:	omron	model:	plc cj2	scope:	eq	version:	-	Trust: 0.6
vendor:	plc cj1	model:	-	scope:	eq	version:	*	Trust: 0.2
vendor:	plc cj2	model:	-	scope:	eq	version:	*	Trust: 0.2

sources: IVD: f6e446e7-4c03-4092-8422-03295fd2d029 // CNVD: CNVD-2020-15516 // JVNDB: JVNDB-2020-002164 // CNNVD: CNNVD-202003-150 // NVD: CVE-2020-6986

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-6986
value:	HIGH
Trust: 1.0
JPCERT/CC:	JVNDB-2020-002164
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2020-15516
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202003-150
value:	HIGH
Trust: 0.6
IVD:	f6e446e7-4c03-4092-8422-03295fd2d029
value:	HIGH
Trust: 0.2

nvd@nist.gov:	CVE-2020-6986
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
JPCERT/CC:	JVNDB-2020-002164
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2020-15516
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
IVD:	f6e446e7-4c03-4092-8422-03295fd2d029
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:	2.9 [IVD]
Trust: 0.2

nvd@nist.gov:	CVE-2020-6986
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
JPCERT/CC:	JVNDB-2020-002164
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: IVD: f6e446e7-4c03-4092-8422-03295fd2d029 // CNVD: CNVD-2020-15516 // JVNDB: JVNDB-2020-002164 // CNNVD: CNNVD-202003-150 // NVD: CVE-2020-6986

PROBLEMTYPE DATA

problemtype:

CWE-400

Trust: 1.0

sources: NVD: CVE-2020-6986

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202003-150

TYPE

Resource management error

Trust: 0.8

sources: IVD: f6e446e7-4c03-4092-8422-03295fd2d029 // CNNVD: CNNVD-202003-150

CONFIGURATIONS

sources: JVNDB: JVNDB-2020-002164

PATCH

title:

弊社PLC(CJシリーズCPU)に対する外部機関からの脆弱性指摘について

url:

http://www.omron-cxone.com/security/2020-02-28_PLC_JP.pdf

Trust: 0.8

sources: JVNDB: JVNDB-2020-002164

EXTERNAL IDS

db:	NVD	id:	CVE-2020-6986	Trust: 3.2
db:	ICS CERT	id:	ICSA-20-063-03	Trust: 3.0
db:	CNVD	id:	CNVD-2020-15516	Trust: 0.8
db:	CNNVD	id:	CNNVD-202003-150	Trust: 0.8
db:	JVN	id:	JVNVU91000130	Trust: 0.8
db:	JVNDB	id:	JVNDB-2020-002164	Trust: 0.8
db:	AUSCERT	id:	ESB-2020.0779	Trust: 0.6
db:	NSFOCUS	id:	46077	Trust: 0.6
db:	IVD	id:	F6E446E7-4C03-4092-8422-03295FD2D029	Trust: 0.2

sources: IVD: f6e446e7-4c03-4092-8422-03295fd2d029 // CNVD: CNVD-2020-15516 // JVNDB: JVNDB-2020-002164 // CNNVD: CNNVD-202003-150 // NVD: CVE-2020-6986

REFERENCES

url:	https://www.us-cert.gov/ics/advisories/icsa-20-063-03	Trust: 3.0
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2020-6986	Trust: 0.8
url:	https://jvn.jp/vu/jvnvu91000130/	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2020-6986	Trust: 0.6
url:	https://www.auscert.org.au/bulletins/esb-2020.0779/	Trust: 0.6
url:	http://www.nsfocus.net/vulndb/46077	Trust: 0.6

sources: CNVD: CNVD-2020-15516 // JVNDB: JVNDB-2020-002164 // CNNVD: CNNVD-202003-150 // NVD: CVE-2020-6986

SOURCES

db:	IVD	id:	f6e446e7-4c03-4092-8422-03295fd2d029
db:	CNVD	id:	CNVD-2020-15516
db:	JVNDB	id:	JVNDB-2020-002164
db:	CNNVD	id:	CNNVD-202003-150
db:	NVD	id:	CVE-2020-6986

LAST UPDATE DATE

2024-11-23T20:01:18.187000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-15516	date:	2020-03-05T00:00:00
db:	JVNDB	id:	JVNDB-2020-002164	date:	2020-03-05T00:00:00
db:	CNNVD	id:	CNNVD-202003-150	date:	2020-03-13T00:00:00
db:	NVD	id:	CVE-2020-6986	date:	2024-11-21T05:36:26.310

SOURCES RELEASE DATE

db:	IVD	id:	f6e446e7-4c03-4092-8422-03295fd2d029	date:	2020-03-03T00:00:00
db:	CNVD	id:	CNVD-2020-15516	date:	2020-03-05T00:00:00
db:	JVNDB	id:	JVNDB-2020-002164	date:	2020-03-05T00:00:00
db:	CNNVD	id:	CNNVD-202003-150	date:	2020-03-03T00:00:00
db:	NVD	id:	CVE-2020-6986	date:	2020-03-05T21:15:10.673