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ID

VAR-202101-1836


CVE

CVE-2021-3186


TITLE

Tenda AC5 AC1200  Cross-site Scripting Vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-002882

DESCRIPTION

A Stored Cross-site scripting (XSS) vulnerability in /main.html Wifi Settings in Tenda AC5 AC1200 version V15.03.06.47_multi allows remote attackers to inject arbitrary web script or HTML via the Wifi Name parameter. Tenda AC5 AC1200 Contains a cross-site scripting vulnerability.Information may be obtained and information may be tampered with. Tenda AC5 is an AC1200 smart dual-band WiFi router

Trust: 2.25

sources: NVD: CVE-2021-3186 // JVNDB: JVNDB-2021-002882 // CNVD: CNVD-2021-26354 // VULMON: CVE-2021-3186

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-26354

AFFECTED PRODUCTS

vendor:tendamodel:ac5scope:eqversion:15.03.06.47

Trust: 1.0

vendor:tendamodel:ac1200scope:eqversion: -

Trust: 0.8

vendor:tendamodel:ac1200scope: - version: -

Trust: 0.8

vendor:tendamodel:ac1200scope:eqversion:ac1200 firmware 15.03.06.47_multi

Trust: 0.8

vendor:tendamodel:ac5 ac1200 v15.03.06.47 multiscope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2021-26354 // JVNDB: JVNDB-2021-002882 // NVD: CVE-2021-3186

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-3186
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-3186
value: MEDIUM

Trust: 0.8

CNVD: CNVD-2021-26354
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202101-2243
value: MEDIUM

Trust: 0.6

VULMON: CVE-2021-3186
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-3186
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:N/I:P/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: NONE
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 8.6
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.9

CNVD: CNVD-2021-26354
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:N/I:P/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: NONE
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 8.6
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2021-3186
baseSeverity: MEDIUM
baseScore: 5.4
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: REQUIRED
scope: CHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: NONE
exploitabilityScore: 2.3
impactScore: 2.7
version: 3.1

Trust: 1.0

NVD: CVE-2021-3186
baseSeverity: MEDIUM
baseScore: 6.1
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: CHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2021-26354 // VULMON: CVE-2021-3186 // JVNDB: JVNDB-2021-002882 // CNNVD: CNNVD-202101-2243 // NVD: CVE-2021-3186

PROBLEMTYPE DATA

problemtype:CWE-79

Trust: 1.0

problemtype:Cross-site scripting (CWE-79) [NVD Evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-002882 // NVD: CVE-2021-3186

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202101-2243

TYPE

XSS

Trust: 0.6

sources: CNNVD: CNNVD-202101-2243

PATCH

title:Top Pageurl:https://www.tendacn.com/default.html

Trust: 0.8

sources: JVNDB: JVNDB-2021-002882

EXTERNAL IDS

db:NVDid:CVE-2021-3186

Trust: 3.1

db:PACKETSTORMid:161119

Trust: 2.5

db:JVNDBid:JVNDB-2021-002882

Trust: 0.8

db:CNVDid:CNVD-2021-26354

Trust: 0.6

db:EXPLOIT-DBid:49478

Trust: 0.6

db:CNNVDid:CNNVD-202101-2243

Trust: 0.6

db:VULMONid:CVE-2021-3186

Trust: 0.1

sources: CNVD: CNVD-2021-26354 // VULMON: CVE-2021-3186 // JVNDB: JVNDB-2021-002882 // CNNVD: CNNVD-202101-2243 // NVD: CVE-2021-3186

REFERENCES

url:http://packetstormsecurity.com/files/161119/tenda-ac5-ac1200-wireless-cross-site-scripting.html

Trust: 3.2

url:https://nvd.nist.gov/vuln/detail/cve-2021-3186

Trust: 2.0

url:https://www.hackingarticles.in/exploiting-stored-cross-site-scripting-at-tenda-ac5-ac1200/

Trust: 1.7

url:https://www.exploit-db.com/exploits/49478

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/79.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2021-26354 // VULMON: CVE-2021-3186 // JVNDB: JVNDB-2021-002882 // CNNVD: CNNVD-202101-2243 // NVD: CVE-2021-3186

CREDITS

Chiragh Arora

Trust: 0.6

sources: CNNVD: CNNVD-202101-2243

SOURCES

db:CNVDid:CNVD-2021-26354
db:VULMONid:CVE-2021-3186
db:JVNDBid:JVNDB-2021-002882
db:CNNVDid:CNNVD-202101-2243
db:NVDid:CVE-2021-3186

LAST UPDATE DATE

2025-07-08T23:36:09.489000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-26354date:2021-04-09T00:00:00
db:VULMONid:CVE-2021-3186date:2021-02-01T00:00:00
db:JVNDBid:JVNDB-2021-002882date:2021-10-07T09:10:00
db:CNNVDid:CNNVD-202101-2243date:2021-02-09T00:00:00
db:NVDid:CVE-2021-3186date:2025-07-07T17:21:17.707

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-26354date:2021-04-09T00:00:00
db:VULMONid:CVE-2021-3186date:2021-01-26T00:00:00
db:JVNDBid:JVNDB-2021-002882date:2021-10-07T00:00:00
db:CNNVDid:CNNVD-202101-2243date:2021-01-26T00:00:00
db:NVDid:CVE-2021-3186date:2021-01-26T18:16:28.147