Details of VAR-202004-1562

ID

VAR-202004-1562

CVE

CVE-2018-21126

TITLE

NETGEAR WAC505 and WAC510 On the device OS Command injection vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2018-016316

DESCRIPTION

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17. NETGEAR WAC505 and WAC510 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 WAC505 and NETGEAR WAC510 are both a wireless access point (AP) of NETGEAR. The vulnerability stems from the fact that the network system or product does not correctly filter the special characters, commands, etc. in the process of constructing the executable command of the operating system by external input data. Attackers can use this vulnerability to execute illegal operating system commands. This affects WAC505 prior to 5.0.0.17 and WAC510 prior to 5.0.0.17

Trust: 2.25

sources: NVD: CVE-2018-21126 // JVNDB: JVNDB-2018-016316 // CNVD: CNVD-2021-52947 // VULMON: CVE-2018-21126

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-52947

AFFECTED PRODUCTS

vendor:	netgear	model:	wac510	scope:	lt	version:	5.0.0.17	Trust: 1.6
vendor:	netgear	model:	wac505	scope:	lt	version:	5.0.0.17	Trust: 1.6
vendor:	netgear	model:	wac505	scope:	eq	version:	5.0.0.17	Trust: 0.8
vendor:	netgear	model:	wac510	scope:	eq	version:	5.0.0.17	Trust: 0.8

sources: CNVD: CNVD-2021-52947 // JVNDB: JVNDB-2018-016316 // NVD: CVE-2018-21126

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-21126
value:	HIGH
Trust: 1.0
cve@mitre.org:	CVE-2018-21126
value:	HIGH
Trust: 1.0
NVD:	JVNDB-2018-016316
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2021-52947
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202004-1923
value:	HIGH
Trust: 0.6
VULMON:	CVE-2018-21126
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2018-21126
severity:	MEDIUM
baseScore:	5.8
vectorString:	AV:A/AC:L/AU:N/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	6.5
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.1
NVD:	JVNDB-2018-016316
severity:	MEDIUM
baseScore:	5.8
vectorString:	AV:A/AC:L/AU:N/C:P/I:P/A:P
accessVector:	ADJACENT NETWORK
accessComplexity:	LOW
authentication:	NONE
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-2021-52947
severity:	MEDIUM
baseScore:	5.8
vectorString:	AV:A/AC:L/AU:N/C:P/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	6.5
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2018-21126
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.1
Trust: 1.0
cve@mitre.org:	CVE-2018-21126
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.8
impactScore:	5.9
version:	3.0
Trust: 1.0
NVD:	JVNDB-2018-016316
baseSeverity:	HIGH
baseScore:	8.8
vectorString:	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	ADJACENT 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-2021-52947 // VULMON: CVE-2018-21126 // JVNDB: JVNDB-2018-016316 // CNNVD: CNNVD-202004-1923 // NVD: CVE-2018-21126 // NVD: CVE-2018-21126

PROBLEMTYPE DATA

problemtype:

CWE-78

Trust: 1.8

sources: JVNDB: JVNDB-2018-016316 // NVD: CVE-2018-21126

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202004-1923

TYPE

operating system commend injection

Trust: 0.6

sources: CNNVD: CNNVD-202004-1923

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-016316

PATCH

title:	Security Advisory for Pre-Authentication Command Injection on Some Wireless Access Points, PSV-2018-0262	url:	https://kb.netgear.com/000060232/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Wireless-Access-Points-PSV-2018-0262	Trust: 0.8
title:	Patches for NETGEAR WAC505 and WAC510 operating system command injection vulnerabilities	url:	https://www.cnvd.org.cn/patchInfo/show/280036	Trust: 0.6
title:	NETGEAR WAC505 and WAC510 Fixes for command injection vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=116694	Trust: 0.6

sources: CNVD: CNVD-2021-52947 // JVNDB: JVNDB-2018-016316 // CNNVD: CNNVD-202004-1923

EXTERNAL IDS

db:	NVD	id:	CVE-2018-21126	Trust: 3.1
db:	JVNDB	id:	JVNDB-2018-016316	Trust: 0.8
db:	CNVD	id:	CNVD-2021-52947	Trust: 0.6
db:	CNNVD	id:	CNNVD-202004-1923	Trust: 0.6
db:	VULMON	id:	CVE-2018-21126	Trust: 0.1

sources: CNVD: CNVD-2021-52947 // VULMON: CVE-2018-21126 // JVNDB: JVNDB-2018-016316 // CNNVD: CNNVD-202004-1923 // NVD: CVE-2018-21126

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2018-21126	Trust: 2.0
url:	https://kb.netgear.com/000060232/security-advisory-for-pre-authentication-command-injection-on-some-wireless-access-points-psv-2018-0262	Trust: 1.7
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-21126	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-2021-52947 // VULMON: CVE-2018-21126 // JVNDB: JVNDB-2018-016316 // CNNVD: CNNVD-202004-1923 // NVD: CVE-2018-21126

SOURCES

db:	CNVD	id:	CNVD-2021-52947
db:	VULMON	id:	CVE-2018-21126
db:	JVNDB	id:	JVNDB-2018-016316
db:	CNNVD	id:	CNNVD-202004-1923
db:	NVD	id:	CVE-2018-21126

LAST UPDATE DATE

2024-11-23T21:59:20.210000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-52947	date:	2021-07-21T00:00:00
db:	VULMON	id:	CVE-2018-21126	date:	2020-04-27T00:00:00
db:	JVNDB	id:	JVNDB-2018-016316	date:	2020-05-22T00:00:00
db:	CNNVD	id:	CNNVD-202004-1923	date:	2020-04-28T00:00:00
db:	NVD	id:	CVE-2018-21126	date:	2024-11-21T04:02:57.827

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-52947	date:	2020-07-21T00:00:00
db:	VULMON	id:	CVE-2018-21126	date:	2020-04-22T00:00:00
db:	JVNDB	id:	JVNDB-2018-016316	date:	2020-05-22T00:00:00
db:	CNNVD	id:	CNNVD-202004-1923	date:	2020-04-22T00:00:00
db:	NVD	id:	CVE-2018-21126	date:	2020-04-22T16:15:12.623