Details of VAR-202103-1266

ID

VAR-202103-1266

CVE

CVE-2021-29081

TITLE

plural NETGEAR Out-of-bounds write vulnerability in device

Trust: 0.8

sources: JVNDB: JVNDB-2021-004586

DESCRIPTION

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects RBW30 before 2.6.2.2, RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, RBK752 before 3.2.17.12, RBK753 before 3.2.17.12, RBK753S before 3.2.17.12, RBK754 before 3.2.17.12, RBR750 before 3.2.17.12, and RBS750 before 3.2.17.12. plural NETGEAR The device contains an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. This affects RBW30 prior to 2.6.2.2, RBK852 prior to 3.2.17.12, RBK853 prior to 3.2.17.12, RBK854 prior to 3.2.17.12, RBR850 prior to 3.2.17.12, RBS850 prior to 3.2.17.12, RBK752 prior to 3.2.17.12, RBK753 prior to 3.2.17.12, RBK753S prior to 3.2.17.12, RBK754 prior to 3.2.17.12, RBR750 prior to 3.2.17.12, and RBS750 prior to 3.2.17.12

Trust: 1.71

sources: NVD: CVE-2021-29081 // JVNDB: JVNDB-2021-004586 // VULMON: CVE-2021-29081

AFFECTED PRODUCTS

vendor:	netgear	model:	rbr750	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk752	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbs850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbr850	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk852	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk753	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbs750	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk754	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbw30	scope:	lt	version:	2.6.2.2	Trust: 1.0
vendor:	netgear	model:	rbk853	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk753s	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	netgear	model:	rbk854	scope:	lt	version:	3.2.17.12	Trust: 1.0
vendor:	ネットギア	model:	rbk852	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk753s	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk853	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbw30	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk854	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbr850	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk752	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk753	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbs850	scope:	-	version:	-	Trust: 0.8
vendor:	ネットギア	model:	rbk754	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-004586 // NVD: CVE-2021-29081

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-29081
value:	HIGH
Trust: 1.0
cve@mitre.org:	CVE-2021-29081
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-29081
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202103-1342
value:	HIGH
Trust: 0.6
VULMON:	CVE-2021-29081
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2021-29081
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: 1.9

nvd@nist.gov:	CVE-2021-29081
baseSeverity:	HIGH
baseScore:	8.4
vectorString:	CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.7
impactScore:	6.0
version:	3.1
Trust: 2.0
OTHER:	JVNDB-2021-004586
baseSeverity:	HIGH
baseScore:	8.4
vectorString:	CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
attackVector:	ADJACENT NETWORK
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULMON: CVE-2021-29081 // JVNDB: JVNDB-2021-004586 // CNNVD: CNNVD-202103-1342 // NVD: CVE-2021-29081 // NVD: CVE-2021-29081

PROBLEMTYPE DATA

problemtype:	CWE-787	Trust: 1.0
problemtype:	Out-of-bounds writing (CWE-787) [NVD Evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-004586 // NVD: CVE-2021-29081

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202103-1342

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202103-1342

PATCH

title:	Security Advisory for Pre-Authentication Stack Overflow on Some WiFi Systems, PSV-2020-0465	url:	https://kb.netgear.com/000063012/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-WiFi-Systems-PSV-2020-0465	Trust: 0.8
title:	NETGEAR Repair measures for buffer errors and vulnerabilities in many products	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=145158	Trust: 0.6

sources: JVNDB: JVNDB-2021-004586 // CNNVD: CNNVD-202103-1342

EXTERNAL IDS

db:	NVD	id:	CVE-2021-29081	Trust: 2.5
db:	JVNDB	id:	JVNDB-2021-004586	Trust: 0.8
db:	CNNVD	id:	CNNVD-202103-1342	Trust: 0.6
db:	VULMON	id:	CVE-2021-29081	Trust: 0.1

sources: VULMON: CVE-2021-29081 // JVNDB: JVNDB-2021-004586 // CNNVD: CNNVD-202103-1342 // NVD: CVE-2021-29081

REFERENCES

url:	https://kb.netgear.com/000063012/security-advisory-for-pre-authentication-stack-overflow-on-some-wifi-systems-psv-2020-0465	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2021-29081	Trust: 1.4
url:	https://cwe.mitre.org/data/definitions/787.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULMON: CVE-2021-29081 // JVNDB: JVNDB-2021-004586 // CNNVD: CNNVD-202103-1342 // NVD: CVE-2021-29081

SOURCES

db:	VULMON	id:	CVE-2021-29081
db:	JVNDB	id:	JVNDB-2021-004586
db:	CNNVD	id:	CNNVD-202103-1342
db:	NVD	id:	CVE-2021-29081

LAST UPDATE DATE

2024-11-23T22:29:17.437000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2021-29081	date:	2021-03-24T00:00:00
db:	JVNDB	id:	JVNDB-2021-004586	date:	2021-11-25T03:10:00
db:	CNNVD	id:	CNNVD-202103-1342	date:	2021-08-16T00:00:00
db:	NVD	id:	CVE-2021-29081	date:	2024-11-21T06:00:40.503

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2021-29081	date:	2021-03-23T00:00:00
db:	JVNDB	id:	JVNDB-2021-004586	date:	2021-11-25T00:00:00
db:	CNNVD	id:	CNNVD-202103-1342	date:	2021-03-23T00:00:00
db:	NVD	id:	CVE-2021-29081	date:	2021-03-23T07:15:14.310