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ID

VAR-202208-1982


CVE

CVE-2022-36456


TITLE

TOTOLINK  of  A720R  in the firmware  OS  Command injection vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2022-015564

DESCRIPTION

TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection vulnerability via the username parameter in /cstecgi.cgi. TOTOLINK of A720R The firmware has OS A command injection vulnerability exists.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The TOTOLINK A720R is a wireless router launched by TOTOLINK, a Chinese electronics company. It features dual-band Wi-Fi and emphasizes high-speed network and signal coverage. Detailed vulnerability information is not currently available

Trust: 2.16

sources: NVD: CVE-2022-36456 // JVNDB: JVNDB-2022-015564 // CNVD: CNVD-2025-29723

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2025-29723

AFFECTED PRODUCTS

vendor:totolinkmodel:a720rscope:eqversion:4.1.5cu.532_b20210610

Trust: 1.0

vendor:totolinkmodel:a720rscope: - version: -

Trust: 0.8

vendor:totolinkmodel:a720rscope:eqversion:a720r firmware 4.1.5cu.532 b20210610

Trust: 0.8

vendor:totolinkmodel:a720rscope:eqversion: -

Trust: 0.8

vendor:totolinkmodel:a720r v4.1.5cu.532 b20210610scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2025-29723 // JVNDB: JVNDB-2022-015564 // NVD: CVE-2022-36456

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2022-36456
value: HIGH

Trust: 1.0

NVD: CVE-2022-36456
value: HIGH

Trust: 0.8

CNVD: CNVD-2025-29723
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202208-3966
value: HIGH

Trust: 0.6

CNVD: CNVD-2025-29723
severity: MEDIUM
baseScore: 6.8
vectorString: AV:L/AC:L/AU:S/C:C/I:C/A:C
accessVector: LOCAL
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 3.1
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2022-36456
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-2022-36456
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-2025-29723 // CNNVD: CNNVD-202208-3966 // JVNDB: JVNDB-2022-015564 // NVD: CVE-2022-36456

PROBLEMTYPE DATA

problemtype:CWE-78

Trust: 1.0

problemtype:OS Command injection (CWE-78) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2022-015564 // NVD: CVE-2022-36456

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202208-3966

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202208-3966

PATCH

title:Patch for TOTOLINK A720R Command Injection Vulnerability (CNVD-2025-29723)url:https://www.cnvd.org.cn/patchInfo/show/776921

Trust: 0.6

title:TOTOLink A720R Fixes for command injection vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=205926

Trust: 0.6

sources: CNVD: CNVD-2025-29723 // CNNVD: CNNVD-202208-3966

EXTERNAL IDS

db:NVDid:CVE-2022-36456

Trust: 3.8

db:JVNDBid:JVNDB-2022-015564

Trust: 0.8

db:CNVDid:CNVD-2025-29723

Trust: 0.6

db:CNNVDid:CNNVD-202208-3966

Trust: 0.6

sources: CNVD: CNVD-2025-29723 // CNNVD: CNNVD-202208-3966 // JVNDB: JVNDB-2022-015564 // NVD: CVE-2022-36456

REFERENCES

url:https://github.com/darry-lang1/vuln/tree/main/totolink/a720r/1

Trust: 2.4

url:https://nvd.nist.gov/vuln/detail/cve-2022-36456

Trust: 1.4

url:https://cxsecurity.com/cveshow/cve-2022-36456/

Trust: 0.6

sources: CNVD: CNVD-2025-29723 // CNNVD: CNNVD-202208-3966 // JVNDB: JVNDB-2022-015564 // NVD: CVE-2022-36456

SOURCES

db:CNVDid:CNVD-2025-29723
db:CNNVDid:CNNVD-202208-3966
db:JVNDBid:JVNDB-2022-015564
db:NVDid:CVE-2022-36456

LAST UPDATE DATE

2025-12-19T22:50:39.054000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2025-29723date:2025-12-03T00:00:00
db:CNNVDid:CNNVD-202208-3966date:2022-08-29T00:00:00
db:JVNDBid:JVNDB-2022-015564date:2023-09-27T08:47:00
db:NVDid:CVE-2022-36456date:2023-08-08T14:21:49.707

SOURCES RELEASE DATE

db:CNVDid:CNVD-2025-29723date:2025-12-02T00:00:00
db:CNNVDid:CNNVD-202208-3966date:2022-08-25T00:00:00
db:JVNDBid:JVNDB-2022-015564date:2023-09-27T00:00:00
db:NVDid:CVE-2022-36456date:2022-08-25T14:15:09.170