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ID

VAR-202112-2051


CVE

CVE-2021-20166


TITLE

Netgear RAX43 Buffer Overflow Vulnerability

Trust: 1.2

sources: CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645

DESCRIPTION

Netgear RAX43 version 1.0.3.96 contains a buffer overrun vulnerability. The URL parsing functionality in the cgi-bin endpoint of the router containers a buffer overrun issue that can redirection control flow of the applicaiton. Netgear RAX43 Exists in a classic buffer overflow vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. A hardware device that connects two or more networks and acts as a gateway between the networks. Netgear RAX43 is a wireless router from Netgear. No detailed vulnerability details are currently available

Trust: 2.79

sources: NVD: CVE-2021-20166 // JVNDB: JVNDB-2021-017217 // CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645 // VULMON: CVE-2021-20166

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-03905

AFFECTED PRODUCTS

vendor:netgearmodel:rax43scope:eqversion:1.0.3.96

Trust: 2.2

vendor:ネットギアmodel:rax43scope:eqversion: -

Trust: 0.8

vendor:ネットギアmodel:rax43scope:eqversion:rax43 firmware 1.0.3.96

Trust: 0.8

sources: CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645 // JVNDB: JVNDB-2021-017217 // NVD: CVE-2021-20166

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-20166
value: HIGH

Trust: 1.0

NVD: CVE-2021-20166
value: HIGH

Trust: 0.8

CNVD: CNVD-2022-03905
value: MEDIUM

Trust: 0.6

CNVD: CNVD-2022-02645
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202112-2809
value: HIGH

Trust: 0.6

VULMON: CVE-2021-20166
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-20166
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: 1.9

CNVD: CNVD-2022-03905
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

CNVD: CNVD-2022-02645
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

nvd@nist.gov: CVE-2021-20166
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2021-20166
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: ADJACENT 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-2022-03905 // CNVD: CNVD-2022-02645 // VULMON: CVE-2021-20166 // JVNDB: JVNDB-2021-017217 // CNNVD: CNNVD-202112-2809 // NVD: CVE-2021-20166

PROBLEMTYPE DATA

problemtype:CWE-120

Trust: 1.0

problemtype:Classic buffer overflow (CWE-120) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-017217 // NVD: CVE-2021-20166

THREAT TYPE

remote or local

Trust: 0.6

sources: CNNVD: CNNVD-202112-2809

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202112-2809

PATCH

title:Top Pageurl:https://www.netgear.com/

Trust: 0.8

title:Patch for Netgear RAX43 Buffer Overflow Vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/314006

Trust: 0.6

title:Patch for Netgear RAX43 Buffer Overflow Vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/312916

Trust: 0.6

title:Netgear RAX43 Buffer error vulnerability fixurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=176857

Trust: 0.6

sources: CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645 // JVNDB: JVNDB-2021-017217 // CNNVD: CNNVD-202112-2809

EXTERNAL IDS

db:NVDid:CVE-2021-20166

Trust: 4.5

db:TENABLEid:TRA-2021-55

Trust: 2.5

db:JVNDBid:JVNDB-2021-017217

Trust: 0.8

db:CNVDid:CNVD-2022-03905

Trust: 0.6

db:CNVDid:CNVD-2022-02645

Trust: 0.6

db:CS-HELPid:SB2022010311

Trust: 0.6

db:CNNVDid:CNNVD-202112-2809

Trust: 0.6

db:VULMONid:CVE-2021-20166

Trust: 0.1

sources: CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645 // VULMON: CVE-2021-20166 // JVNDB: JVNDB-2021-017217 // CNNVD: CNNVD-202112-2809 // NVD: CVE-2021-20166

REFERENCES

url:https://nvd.nist.gov/vuln/detail/cve-2021-20166

Trust: 2.6

url:https://www.tenable.com/security/research/tra-2021-55

Trust: 2.5

url:https://www.cybersecurity-help.cz/vdb/sb2022010311

Trust: 0.6

url:https://cwe.mitre.org/data/definitions/120.html

Trust: 0.1

url:https://nvd.nist.gov

Trust: 0.1

sources: CNVD: CNVD-2022-03905 // CNVD: CNVD-2022-02645 // VULMON: CVE-2021-20166 // JVNDB: JVNDB-2021-017217 // CNNVD: CNNVD-202112-2809 // NVD: CVE-2021-20166

SOURCES

db:CNVDid:CNVD-2022-03905
db:CNVDid:CNVD-2022-02645
db:VULMONid:CVE-2021-20166
db:JVNDBid:JVNDB-2021-017217
db:CNNVDid:CNNVD-202112-2809
db:NVDid:CVE-2021-20166

LAST UPDATE DATE

2024-08-14T14:02:52.741000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-03905date:2022-01-17T00:00:00
db:CNVDid:CNVD-2022-02645date:2022-01-12T00:00:00
db:VULMONid:CVE-2021-20166date:2022-01-07T00:00:00
db:JVNDBid:JVNDB-2021-017217date:2023-01-10T06:34:00
db:CNNVDid:CNNVD-202112-2809date:2022-01-10T00:00:00
db:NVDid:CVE-2021-20166date:2022-01-07T18:01:35.913

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-03905date:2022-01-14T00:00:00
db:CNVDid:CNVD-2022-02645date:2022-01-12T00:00:00
db:VULMONid:CVE-2021-20166date:2021-12-30T00:00:00
db:JVNDBid:JVNDB-2021-017217date:2023-01-10T00:00:00
db:CNNVDid:CNNVD-202112-2809date:2021-12-30T00:00:00
db:NVDid:CVE-2021-20166date:2021-12-30T22:15:09.410