Details of VAR-202208-1809

ID

VAR-202208-1809

CVE

CVE-2022-37820

TITLE

Shenzhen Tenda Technology Co.,Ltd. of ax1803 Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2022-015301

DESCRIPTION

Tenda AX1803 v1.0.0.1 was discovered to contain a stack overflow via the ddnsEn parameter in the function formSetSysToolDDNS. Shenzhen Tenda Technology Co.,Ltd. of ax1803 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. An attacker could exploit this vulnerability to overflow a buffer and execute arbitrary code on the system, or cause a denial of service

Trust: 2.16

sources: NVD: CVE-2022-37820 // JVNDB: JVNDB-2022-015301 // CNVD: CNVD-2022-78479

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2022-78479

AFFECTED PRODUCTS

vendor:	tenda	model:	ax1803	scope:	eq	version:	1.0.0.1	Trust: 1.6
vendor:	tenda	model:	ax1803	scope:	eq	version:	-	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	-	version:	-	Trust: 0.8
vendor:	tenda	model:	ax1803	scope:	eq	version:	ax1803 firmware 1.0.0.1	Trust: 0.8

sources: CNVD: CNVD-2022-78479 // JVNDB: JVNDB-2022-015301 // NVD: CVE-2022-37820

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2022-37820
value:	HIGH
Trust: 1.0
NVD:	CVE-2022-37820
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2022-78479
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202208-3863
value:	HIGH
Trust: 0.6

CNVD:	CNVD-2022-78479
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2022-37820
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2022-37820
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
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-2022-78479 // JVNDB: JVNDB-2022-015301 // CNNVD: CNNVD-202208-3863 // NVD: CVE-2022-37820

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2022-015301 // NVD: CVE-2022-37820

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202208-3863

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202208-3863

PATCH

title:

Tenda AX1803 Buffer error vulnerability fix

url:

http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=205851

Trust: 0.6

sources: CNNVD: CNNVD-202208-3863

EXTERNAL IDS

db:	NVD	id:	CVE-2022-37820	Trust: 3.8
db:	JVNDB	id:	JVNDB-2022-015301	Trust: 0.8
db:	CNVD	id:	CNVD-2022-78479	Trust: 0.6
db:	CNNVD	id:	CNNVD-202208-3863	Trust: 0.6

sources: CNVD: CNVD-2022-78479 // JVNDB: JVNDB-2022-015301 // CNNVD: CNNVD-202208-3863 // NVD: CVE-2022-37820

REFERENCES

url:	https://github.com/darry-lang1/vuln/tree/main/tenda/ax1803/8	Trust: 3.0
url:	https://nvd.nist.gov/vuln/detail/cve-2022-37820	Trust: 0.8
url:	https://cxsecurity.com/cveshow/cve-2022-37820/	Trust: 0.6

sources: CNVD: CNVD-2022-78479 // JVNDB: JVNDB-2022-015301 // CNNVD: CNNVD-202208-3863 // NVD: CVE-2022-37820

SOURCES

db:	CNVD	id:	CNVD-2022-78479
db:	JVNDB	id:	JVNDB-2022-015301
db:	CNNVD	id:	CNNVD-202208-3863
db:	NVD	id:	CVE-2022-37820

LAST UPDATE DATE

2024-08-14T13:21:44.882000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2022-78479	date:	2022-11-18T00:00:00
db:	JVNDB	id:	JVNDB-2022-015301	date:	2023-09-26T08:24:00
db:	CNNVD	id:	CNNVD-202208-3863	date:	2022-08-29T00:00:00
db:	NVD	id:	CVE-2022-37820	date:	2022-08-27T03:08:05.827

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2022-78479	date:	2022-11-17T00:00:00
db:	JVNDB	id:	JVNDB-2022-015301	date:	2023-09-26T00:00:00
db:	CNNVD	id:	CNNVD-202208-3863	date:	2022-08-25T00:00:00
db:	NVD	id:	CVE-2022-37820	date:	2022-08-25T15:15:11.077