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ID

VAR-202202-0681


CVE

CVE-2021-45742


TITLE

Totolink A720R Command Injection Vulnerability

Trust: 1.2

sources: CNVD: CNVD-2022-12739 // CNNVD: CNNVD-202202-256

DESCRIPTION

TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the "Main" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter. TOTOLINK A720R Contains a command injection vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. TOTOLINK A720R is a router device

Trust: 2.16

sources: NVD: CVE-2021-45742 // JVNDB: JVNDB-2022-004511 // CNVD: CNVD-2022-12739

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-12739

AFFECTED PRODUCTS

vendor:totolinkmodel:a720rscope:eqversion:4.1.5cu.470_b20200911

Trust: 1.0

vendor:totolinkmodel:a720rscope:eqversion: -

Trust: 0.8

vendor:totolinkmodel:a720rscope:eqversion:a720r firmware 4.1.5cu.470_b20200911

Trust: 0.8

vendor:totolinkmodel:a720r v4.1.5cu.470 b2020091scope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2022-12739 // JVNDB: JVNDB-2022-004511 // NVD: CVE-2021-45742

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-45742
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-45742
value: CRITICAL

Trust: 0.8

CNVD: CNVD-2022-12739
value: HIGH

Trust: 0.6

CNNVD: CNNVD-202202-256
value: CRITICAL

Trust: 0.6

nvd@nist.gov: CVE-2021-45742
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-2022-12739
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

nvd@nist.gov: CVE-2021-45742
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

NVD: CVE-2021-45742
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: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2022-12739 // JVNDB: JVNDB-2022-004511 // CNNVD: CNNVD-202202-256 // NVD: CVE-2021-45742

PROBLEMTYPE DATA

problemtype:CWE-77

Trust: 1.0

problemtype:Command injection (CWE-77) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2022-004511 // NVD: CVE-2021-45742

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-256

TYPE

command injection

Trust: 0.6

sources: CNNVD: CNNVD-202202-256

PATCH

title:Top Pageurl:https://www.totolink.net/

Trust: 0.8

sources: JVNDB: JVNDB-2022-004511

EXTERNAL IDS

db:NVDid:CVE-2021-45742

Trust: 3.8

db:JVNDBid:JVNDB-2022-004511

Trust: 0.8

db:CNVDid:CNVD-2022-12739

Trust: 0.6

db:CNNVDid:CNNVD-202202-256

Trust: 0.6

sources: CNVD: CNVD-2022-12739 // JVNDB: JVNDB-2022-004511 // CNNVD: CNNVD-202202-256 // NVD: CVE-2021-45742

REFERENCES

url:https://nvd.nist.gov/vuln/detail/cve-2021-45742

Trust: 2.0

url:https://github.com/pjqwudi/my_vuln/blob/main/totolink/vuln_3/3.md

Trust: 1.6

sources: CNVD: CNVD-2022-12739 // JVNDB: JVNDB-2022-004511 // CNNVD: CNNVD-202202-256 // NVD: CVE-2021-45742

SOURCES

db:CNVDid:CNVD-2022-12739
db:JVNDBid:JVNDB-2022-004511
db:CNNVDid:CNNVD-202202-256
db:NVDid:CVE-2021-45742

LAST UPDATE DATE

2024-11-23T23:10:57.887000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-12739date:2022-02-20T00:00:00
db:JVNDBid:JVNDB-2022-004511date:2023-04-14T07:40:00
db:CNNVDid:CNNVD-202202-256date:2022-03-24T00:00:00
db:NVDid:CVE-2021-45742date:2024-11-21T06:32:59.987

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-12739date:2022-02-18T00:00:00
db:JVNDBid:JVNDB-2022-004511date:2023-04-14T00:00:00
db:CNNVDid:CNNVD-202202-256date:2022-02-04T00:00:00
db:NVDid:CVE-2021-45742date:2022-02-04T02:15:08.487