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ID

VAR-202107-1789


TITLE

China United Network Communications Group Co., Ltd. HG220G-U has an unauthorized access vulnerability

Trust: 0.6

sources: CNVD: CNVD-2021-39829

DESCRIPTION

HG220G-U is a fiber optic modem of China United Network Communications Group Co., Ltd. China United Network Communications Group Co., Ltd. HG220G-U has an unauthorized access vulnerability. Attackers can use this vulnerability to construct a specific URL request to open the telnet service without authorization.

Trust: 0.6

sources: CNVD: CNVD-2021-39829

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2021-39829

AFFECTED PRODUCTS

vendor:united network groupmodel:hg220g-uscope: - version: -

Trust: 0.6

sources: CNVD: CNVD-2021-39829

CVSS

SEVERITY

CVSSV2

CVSSV3

CNVD: CNVD-2021-39829
value: MEDIUM

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CNVD: CNVD-2021-39829
severity: MEDIUM
baseScore: 5.8
vectorString: AV:A/AC:L/AU:N/C:P/I:P/A:P
accessVector: ADJACENT_NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 6.5
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

sources: CNVD: CNVD-2021-39829

EXTERNAL IDS

db:CNVDid:CNVD-2021-39829

Trust: 0.6

sources: CNVD: CNVD-2021-39829

SOURCES

db:CNVDid:CNVD-2021-39829

LAST UPDATE DATE

2022-05-04T08:32:54.904000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-39829date:2021-06-13T00:00:00

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-39829date:2021-07-08T00:00:00