Details of VAR-202004-1536

ID

VAR-202004-1536

CVE

CVE-2018-21100

TITLE

NETGEAR R7800 On the device OS Command injection vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2018-016310

DESCRIPTION

NETGEAR R7800 devices before 1.0.2.60 are affected by command injection by an authenticated user. NETGEAR R7800 On the device OS A command injection vulnerability exists.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be put into a state. NETGEAR R7800 is a router of NETGEAR

Trust: 2.25

sources: NVD: CVE-2018-21100 // JVNDB: JVNDB-2018-016310 // CNVD: CNVD-2020-25355 // VULMON: CVE-2018-21100

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2020-25355

AFFECTED PRODUCTS

vendor:	netgear	model:	r7800	scope:	lt	version:	1.0.2.60	Trust: 1.6
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.60	Trust: 0.8
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.16	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.28	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.30	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.32	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.36	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.38	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.40	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.42	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.44	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.46	Trust: 0.1
vendor:	netgear	model:	r7800	scope:	eq	version:	1.0.2.58	Trust: 0.1

sources: CNVD: CNVD-2020-25355 // VULMON: CVE-2018-21100 // JVNDB: JVNDB-2018-016310 // NVD: CVE-2018-21100

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-21100
value:	HIGH
Trust: 1.0
cve@mitre.org:	CVE-2018-21100
value:	HIGH
Trust: 1.0
NVD:	JVNDB-2018-016310
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2020-25355
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202004-2198
value:	HIGH
Trust: 0.6
VULMON:	CVE-2018-21100
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2018-21100
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	5.1
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
NVD:	JVNDB-2018-016310
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2020-25355
severity:	MEDIUM
baseScore:	5.2
vectorString:	AV:A/AC:L/AU:S/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	SINGLE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	5.1
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2018-21100
baseSeverity:	HIGH
baseScore:	8.0
vectorString:	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.1
impactScore:	5.9
version:	3.1
Trust: 1.0
cve@mitre.org:	CVE-2018-21100
baseSeverity:	HIGH
baseScore:	7.6
vectorString:	CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	LOW
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.1
impactScore:	5.5
version:	3.0
Trust: 1.0
NVD:	JVNDB-2018-016310
baseSeverity:	HIGH
baseScore:	8.0
vectorString:	CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT NETWORK
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2020-25355 // VULMON: CVE-2018-21100 // JVNDB: JVNDB-2018-016310 // CNNVD: CNNVD-202004-2198 // NVD: CVE-2018-21100 // NVD: CVE-2018-21100

PROBLEMTYPE DATA

problemtype:

CWE-78

Trust: 1.8

sources: JVNDB: JVNDB-2018-016310 // NVD: CVE-2018-21100

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202004-2198

TYPE

operating system commend injection

Trust: 0.6

sources: CNNVD: CNNVD-202004-2198

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-016310

PATCH

title:	Security Advisory for Post-Authentication Command Injection on R7800, PSV-2018-0382	url:	https://kb.netgear.com/000060450/Security-Advisory-for-Post-Authentication-Command-Injection-on-R7800-PSV-2018-0382	Trust: 0.8
title:	Patch for NETGEAR R7800 command injection vulnerability (CNVD-2020-25355)	url:	https://www.cnvd.org.cn/patchInfo/show/215639	Trust: 0.6
title:	NETGEAR R7800 Fixes for operating system command injection vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=117293	Trust: 0.6

sources: CNVD: CNVD-2020-25355 // JVNDB: JVNDB-2018-016310 // CNNVD: CNNVD-202004-2198

EXTERNAL IDS

db:	NVD	id:	CVE-2018-21100	Trust: 3.1
db:	JVNDB	id:	JVNDB-2018-016310	Trust: 0.8
db:	CNVD	id:	CNVD-2020-25355	Trust: 0.6
db:	CNNVD	id:	CNNVD-202004-2198	Trust: 0.6
db:	VULMON	id:	CVE-2018-21100	Trust: 0.1

sources: CNVD: CNVD-2020-25355 // VULMON: CVE-2018-21100 // JVNDB: JVNDB-2018-016310 // CNNVD: CNNVD-202004-2198 // NVD: CVE-2018-21100

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2018-21100	Trust: 2.0
url:	https://kb.netgear.com/000060450/security-advisory-for-post-authentication-command-injection-on-r7800-psv-2018-0382	Trust: 1.7
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-21100	Trust: 0.8
url:	https://cwe.mitre.org/data/definitions/78.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: CNVD: CNVD-2020-25355 // VULMON: CVE-2018-21100 // JVNDB: JVNDB-2018-016310 // CNNVD: CNNVD-202004-2198 // NVD: CVE-2018-21100

SOURCES

db:	CNVD	id:	CNVD-2020-25355
db:	VULMON	id:	CVE-2018-21100
db:	JVNDB	id:	JVNDB-2018-016310
db:	CNNVD	id:	CNNVD-202004-2198
db:	NVD	id:	CVE-2018-21100

LAST UPDATE DATE

2024-11-23T22:29:38.858000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-25355	date:	2020-04-28T00:00:00
db:	VULMON	id:	CVE-2018-21100	date:	2020-04-27T00:00:00
db:	JVNDB	id:	JVNDB-2018-016310	date:	2020-05-22T00:00:00
db:	CNNVD	id:	CNNVD-202004-2198	date:	2020-05-06T00:00:00
db:	NVD	id:	CVE-2018-21100	date:	2024-11-21T04:02:54.110

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2020-25355	date:	2020-04-28T00:00:00
db:	VULMON	id:	CVE-2018-21100	date:	2020-04-27T00:00:00
db:	JVNDB	id:	JVNDB-2018-016310	date:	2020-05-22T00:00:00
db:	CNNVD	id:	CNNVD-202004-2198	date:	2020-04-27T00:00:00
db:	NVD	id:	CVE-2018-21100	date:	2020-04-27T18:15:12.043