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ID

VAR-202203-2058


CVE

CVE-2021-43661


TITLE

TOTOLINK  of  ex300 v2  Cross-site scripting vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2021-019071

DESCRIPTION

totolink EX300_v2 V4.0.3c.140_B20210429 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the component /home.asp. TOTOLINK of ex300 v2 Firmware has a cross-site scripting vulnerability.Information may be obtained and information may be tampered with. TotoLink EX300 is a 300 Mbps wireless N range extender from China TotoLink Company

Trust: 2.16

sources: NVD: CVE-2021-43661 // JVNDB: JVNDB-2021-019071 // CNVD: CNVD-2022-54654

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-54654

AFFECTED PRODUCTS

vendor:totolinkmodel:ex300 v2scope:eqversion:4.0.3c.140_b20210429

Trust: 1.0

vendor:totolinkmodel:ex300 v2scope:eqversion:ex300 v2 firmware 4.0.3c.140 b20210429

Trust: 0.8

vendor:totolinkmodel:ex300 v2scope:eqversion: -

Trust: 0.8

vendor:totolinkmodel:ex300 v2scope: - version: -

Trust: 0.8

vendor:zeonmodel:ex300 v2 v4.0.3c.140 b20210429scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2022-54654 // JVNDB: JVNDB-2021-019071 // NVD: CVE-2021-43661

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-43661
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-43661
value: MEDIUM

Trust: 0.8

CNVD: CNVD-2022-54654
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202203-2622
value: MEDIUM

Trust: 0.6

nvd@nist.gov: CVE-2021-43661
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: 1.8

CNVD: CNVD-2022-54654
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-2021-43661
baseSeverity: MEDIUM
baseScore: 6.1
vectorString: CVSS:3.1/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: 2.8
impactScore: 2.7
version: 3.1

Trust: 1.0

NVD: CVE-2021-43661
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-2022-54654 // JVNDB: JVNDB-2021-019071 // CNNVD: CNNVD-202203-2622 // NVD: CVE-2021-43661

PROBLEMTYPE DATA

problemtype:CWE-79

Trust: 1.0

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

Trust: 0.8

sources: JVNDB: JVNDB-2021-019071 // NVD: CVE-2021-43661

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202203-2622

TYPE

XSS

Trust: 0.6

sources: CNNVD: CNNVD-202203-2622

EXTERNAL IDS

db:NVDid:CVE-2021-43661

Trust: 3.8

db:JVNDBid:JVNDB-2021-019071

Trust: 0.8

db:CNVDid:CNVD-2022-54654

Trust: 0.6

db:CNNVDid:CNNVD-202203-2622

Trust: 0.6

sources: CNVD: CNVD-2022-54654 // JVNDB: JVNDB-2021-019071 // CNNVD: CNNVD-202203-2622 // NVD: CVE-2021-43661

REFERENCES

url:https://github.com/chibataiki/iot-vuls/blob/main/totolink/xss-vulnerability.md

Trust: 2.4

url:https://nvd.nist.gov/vuln/detail/cve-2021-43661

Trust: 2.0

url:https://cxsecurity.com/cveshow/cve-2021-43661/

Trust: 0.6

sources: CNVD: CNVD-2022-54654 // JVNDB: JVNDB-2021-019071 // CNNVD: CNNVD-202203-2622 // NVD: CVE-2021-43661

SOURCES

db:CNVDid:CNVD-2022-54654
db:JVNDBid:JVNDB-2021-019071
db:CNNVDid:CNNVD-202203-2622
db:NVDid:CVE-2021-43661

LAST UPDATE DATE

2024-11-23T22:50:50.529000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-54654date:2022-08-02T00:00:00
db:JVNDBid:JVNDB-2021-019071date:2023-07-14T08:39:00
db:CNNVDid:CNNVD-202203-2622date:2022-04-06T00:00:00
db:NVDid:CVE-2021-43661date:2024-11-21T06:29:34

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-54654date:2022-08-02T00:00:00
db:JVNDBid:JVNDB-2021-019071date:2023-07-14T00:00:00
db:CNNVDid:CNNVD-202203-2622date:2022-03-30T00:00:00
db:NVDid:CVE-2021-43661date:2022-03-31T00:15:07.947