Details of VAR-202108-0934

ID

VAR-202108-0934

CVE

CVE-2021-29280

TITLE

TP-Link Wireless N Router WR840N Vulnerability in leaking resources to the wrong area in

Trust: 0.8

sources: JVNDB: JVNDB-2021-012378

DESCRIPTION

In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow. TP-Link Wireless N Router WR840N Exists in a vulnerability related to the leakage of resources to the wrong area.Information is tampered with and service operation is interrupted (DoS) It may be in a state

Trust: 1.62

sources: NVD: CVE-2021-29280 // JVNDB: JVNDB-2021-012378

AFFECTED PRODUCTS

vendor:	tp link	model:	tl-wr840n	scope:	eq	version:	-	Trust: 1.8
vendor:	tp link	model:	tl-wr840n	scope:	-	version:	-	Trust: 0.8
vendor:	tp link	model:	tl-wr840n	scope:	eq	version:	tl-wr840n firmware	Trust: 0.8

sources: JVNDB: JVNDB-2021-012378 // NVD: CVE-2021-29280

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-29280
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2021-29280
value:	MEDIUM
Trust: 0.8
CNNVD:	CNNVD-202108-1683
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2021-29280
severity:	MEDIUM
baseScore:	4.3
vectorString:	AV:A/AC:M/AU:N/C:N/I:P/A:P
accessVector:	ADJACENT_NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	5.5
impactScore:	4.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8

nvd@nist.gov:	CVE-2021-29280
baseSeverity:	MEDIUM
baseScore:	6.4
vectorString:	CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
attackVector:	ADJACENT
attackComplexity:	HIGH
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.2
impactScore:	5.2
version:	3.1
Trust: 1.0
NVD:	CVE-2021-29280
baseSeverity:	MEDIUM
baseScore:	6.4
vectorString:	CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
attackVector:	ADJACENT NETWORK
attackComplexity:	HIGH
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: JVNDB: JVNDB-2021-012378 // CNNVD: CNNVD-202108-1683 // NVD: CVE-2021-29280

PROBLEMTYPE DATA

problemtype:	CWE-668	Trust: 1.0
problemtype:	Leakage of resources to the wrong area (CWE-668) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-012378 // NVD: CVE-2021-29280

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202108-1683

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202108-1683

PATCH

title:	top page	url:	https://www.tp-link.com/jp/	Trust: 0.8
title:	TP-Link WR840N Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=160601	Trust: 0.6
title:	upgraded-ARP-Poisoning	url:	https://github.com/deadlysnowman3308/upgraded-ARP-Poisoning	Trust: 0.1

sources: VULMON: CVE-2021-29280 // JVNDB: JVNDB-2021-012378 // CNNVD: CNNVD-202108-1683

EXTERNAL IDS

db:	NVD	id:	CVE-2021-29280	Trust: 3.3
db:	JVNDB	id:	JVNDB-2021-012378	Trust: 0.8
db:	CNNVD	id:	CNNVD-202108-1683	Trust: 0.6
db:	VULMON	id:	CVE-2021-29280	Trust: 0.1

sources: VULMON: CVE-2021-29280 // JVNDB: JVNDB-2021-012378 // CNNVD: CNNVD-202108-1683 // NVD: CVE-2021-29280

REFERENCES

url:	https://github.com/deadlysnowman3308/upgraded-arp-poisoning	Trust: 2.5
url:	https://hackingvila.wordpress.com/2021/04/28/upgraded-arp-poisoning-tool/	Trust: 1.6
url:	https://nvd.nist.gov/vuln/detail/cve-2021-29280	Trust: 1.4

sources: VULMON: CVE-2021-29280 // JVNDB: JVNDB-2021-012378 // CNNVD: CNNVD-202108-1683 // NVD: CVE-2021-29280

SOURCES

db:	VULMON	id:	CVE-2021-29280
db:	JVNDB	id:	JVNDB-2021-012378
db:	CNNVD	id:	CNNVD-202108-1683
db:	NVD	id:	CVE-2021-29280

LAST UPDATE DATE

2024-08-14T13:23:27.901000+00:00

SOURCES UPDATE DATE

db:	JVNDB	id:	JVNDB-2021-012378	date:	2022-08-30T05:45:00
db:	CNNVD	id:	CNNVD-202108-1683	date:	2021-08-27T00:00:00
db:	NVD	id:	CVE-2021-29280	date:	2021-08-26T18:26:20.400

SOURCES RELEASE DATE

db:	JVNDB	id:	JVNDB-2021-012378	date:	2022-08-30T00:00:00
db:	CNNVD	id:	CNNVD-202108-1683	date:	2021-08-19T00:00:00
db:	NVD	id:	CVE-2021-29280	date:	2021-08-19T16:15:12.197