Details of VAR-202201-1436

ID

VAR-202201-1436

CVE

CVE-2021-35003

TITLE

TP-Link Archer C90 Stack-based buffer overflow vulnerability in routers

Trust: 0.8

sources: JVNDB: JVNDB-2022-003864

DESCRIPTION

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer C90 1.0.6 Build 20200114 rel.73164(5553) routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-14655. Zero Day Initiative To this vulnerability ZDI-CAN-14655 Was numbering.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Tp-link TP-Link Archer C9 is a wireless router from Tp-link company in China

Trust: 2.79

sources: NVD: CVE-2021-35003 // JVNDB: JVNDB-2022-003864 // ZDI: ZDI-22-080 // CNVD: CNVD-2022-08369

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2022-08369

AFFECTED PRODUCTS

vendor:	tp link	model:	archer c90	scope:	eq	version:	1.0.6	Trust: 1.0
vendor:	tp link	model:	archer c90	scope:	eq	version:	-	Trust: 0.8
vendor:	tp link	model:	archer c90	scope:	eq	version:	archer c90 firmware 1.0.6 build 20200114	Trust: 0.8
vendor:	tp link	model:	archer c90	scope:	-	version:	-	Trust: 0.7
vendor:	tp link	model:	archer c90 build 20200114	scope:	eq	version:	1.0.6	Trust: 0.6

sources: ZDI: ZDI-22-080 // CNVD: CNVD-2022-08369 // JVNDB: JVNDB-2022-003864 // NVD: CVE-2021-35003

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-35003
value:	CRITICAL
Trust: 1.0
zdi-disclosures@trendmicro.com:	CVE-2021-35003
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2021-35003
value:	CRITICAL
Trust: 0.8
ZDI:	CVE-2021-35003
value:	CRITICAL
Trust: 0.7
CNVD:	CNVD-2022-08369
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202201-1392
value:	CRITICAL
Trust: 0.6

nvd@nist.gov:	CVE-2021-35003
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2022-08369
severity:	HIGH
baseScore:	10.0
vectorString:	AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

zdi-disclosures@trendmicro.com:	CVE-2021-35003
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.0
Trust: 1.8
nvd@nist.gov:	CVE-2021-35003
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.1
Trust: 1.0
ZDI:	CVE-2021-35003
baseSeverity:	CRITICAL
baseScore:	9.8
vectorString:	AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	5.9
version:	3.0
Trust: 0.7

sources: ZDI: ZDI-22-080 // CNVD: CNVD-2022-08369 // JVNDB: JVNDB-2022-003864 // CNNVD: CNNVD-202201-1392 // NVD: CVE-2021-35003 // NVD: CVE-2021-35003

PROBLEMTYPE DATA

problemtype:	CWE-121	Trust: 1.0
problemtype:	Stack-based buffer overflow (CWE-121) [ others ]	Trust: 0.8

sources: JVNDB: JVNDB-2022-003864 // NVD: CVE-2021-35003

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202201-1392

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202201-1392

PATCH

title:	top page	url:	https://www.tp-link.com/jp/	Trust: 0.8
title:	Patch for Tp-link TP-Link Archer C9 has an unknown vulnerability	url:	https://www.cnvd.org.cn/patchInfo/show/317721	Trust: 0.6
title:	Tp-link TP-Link Archer C9 Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=179296	Trust: 0.6

sources: CNVD: CNVD-2022-08369 // JVNDB: JVNDB-2022-003864 // CNNVD: CNNVD-202201-1392

EXTERNAL IDS

db:	NVD	id:	CVE-2021-35003	Trust: 4.5
db:	ZDI	id:	ZDI-22-080	Trust: 3.1
db:	JVNDB	id:	JVNDB-2022-003864	Trust: 0.8
db:	ZDI_CAN	id:	ZDI-CAN-14655	Trust: 0.7
db:	CNVD	id:	CNVD-2022-08369	Trust: 0.6
db:	CS-HELP	id:	SB2022011806	Trust: 0.6
db:	CNNVD	id:	CNNVD-202201-1392	Trust: 0.6

sources: ZDI: ZDI-22-080 // CNVD: CNVD-2022-08369 // JVNDB: JVNDB-2022-003864 // CNNVD: CNNVD-202201-1392 // NVD: CVE-2021-35003

REFERENCES

url:	https://www.zerodayinitiative.com/advisories/zdi-22-080/	Trust: 3.0
url:	https://nvd.nist.gov/vuln/detail/cve-2021-35003	Trust: 2.0
url:	https://www.cybersecurity-help.cz/vdb/sb2022011806	Trust: 0.6

sources: CNVD: CNVD-2022-08369 // JVNDB: JVNDB-2022-003864 // CNNVD: CNNVD-202201-1392 // NVD: CVE-2021-35003

CREDITS

Team FLASHBACK: Pedro Ribeiro (@pedrib1337 | pedrib@gmail.com) + Radek Domanski (@RabbitPro)

Trust: 1.3

sources: ZDI: ZDI-22-080 // CNNVD: CNNVD-202201-1392

SOURCES

db:	ZDI	id:	ZDI-22-080
db:	CNVD	id:	CNVD-2022-08369
db:	JVNDB	id:	JVNDB-2022-003864
db:	CNNVD	id:	CNNVD-202201-1392
db:	NVD	id:	CVE-2021-35003

LAST UPDATE DATE

2024-08-14T13:53:40.654000+00:00

SOURCES UPDATE DATE

db:	ZDI	id:	ZDI-22-080	date:	2022-01-17T00:00:00
db:	CNVD	id:	CNVD-2022-08369	date:	2022-02-05T00:00:00
db:	JVNDB	id:	JVNDB-2022-003864	date:	2023-03-10T01:06:00
db:	CNNVD	id:	CNNVD-202201-1392	date:	2022-01-28T00:00:00
db:	NVD	id:	CVE-2021-35003	date:	2022-01-27T18:31:58.600

SOURCES RELEASE DATE

db:	ZDI	id:	ZDI-22-080	date:	2022-01-17T00:00:00
db:	CNVD	id:	CNVD-2022-08369	date:	2022-02-05T00:00:00
db:	JVNDB	id:	JVNDB-2022-003864	date:	2023-03-10T00:00:00
db:	CNNVD	id:	CNNVD-202201-1392	date:	2022-01-17T00:00:00
db:	NVD	id:	CVE-2021-35003	date:	2022-01-21T16:15:07.763