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ID

VAR-202202-1219


CVE

CVE-2021-21963


TITLE

Sealevel Systems, Inc. SeaConnect 370W  Vulnerability regarding lack of encryption of critical data in

Trust: 0.8

sources: JVNDB: JVNDB-2021-018277

DESCRIPTION

An information disclosure vulnerability exists in the Web Server functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted man-in-the-middle attack can lead to a disclosure of sensitive information. An attacker can perform a man-in-the-middle attack to trigger this vulnerability. Sealevel Systems, Inc. SeaConnect 370W There is a vulnerability in the lack of encryption of critical data.Information may be obtained. Used to remotely monitor and control the status of the actual I/O process

Trust: 2.7

sources: NVD: CVE-2021-21963 // JVNDB: JVNDB-2021-018277 // CNVD: CNVD-2022-10694 // CNNVD: CNNVD-202202-345

IOT TAXONOMY

category:['IoT']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2022-10694

AFFECTED PRODUCTS

vendor:sealevelmodel:seaconnect 370wscope:eqversion:1.3.34

Trust: 1.0

vendor:sealevelmodel:seaconnect 370wscope:eqversion:seaconnect 370w firmware 1.3.34

Trust: 0.8

vendor:sealevelmodel:seaconnect 370wscope:eqversion: -

Trust: 0.8

vendor:sealevelmodel:systems seaconnect 370wscope:eqversion:v1.3.34

Trust: 0.6

sources: CNVD: CNVD-2022-10694 // JVNDB: JVNDB-2021-018277 // NVD: CVE-2021-21963

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-21963
value: MEDIUM

Trust: 1.0

talos-cna@cisco.com: CVE-2021-21963
value: HIGH

Trust: 1.0

NVD: CVE-2021-21963
value: MEDIUM

Trust: 0.8

CNVD: CNVD-2022-10694
value: MEDIUM

Trust: 0.6

CNNVD: CNNVD-202202-345
value: MEDIUM

Trust: 0.6

nvd@nist.gov: CVE-2021-21963
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
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-2022-10694
severity: MEDIUM
baseScore: 4.3
vectorString: AV:N/AC:M/AU:N/C:P/I:N/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
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-2021-21963
baseSeverity: MEDIUM
baseScore: 5.9
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 2.2
impactScore: 3.6
version: 3.1

Trust: 1.0

talos-cna@cisco.com: CVE-2021-21963
baseSeverity: HIGH
baseScore: 7.4
vectorString: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: 2.2
impactScore: 5.2
version: 3.0

Trust: 1.0

NVD: CVE-2021-21963
baseSeverity: MEDIUM
baseScore: 5.9
vectorString: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: HIGH
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2022-10694 // JVNDB: JVNDB-2021-018277 // CNNVD: CNNVD-202202-345 // NVD: CVE-2021-21963 // NVD: CVE-2021-21963

PROBLEMTYPE DATA

problemtype:CWE-311

Trust: 1.0

problemtype:Lack of encryption of critical data (CWE-311) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2021-018277 // NVD: CVE-2021-21963

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-345

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202202-345

PATCH

title:SeaConnect 370W Wi-Fi IIoT Edge Deviceurl:https://www.sealevel.com/product/370w-a-wifi-to-form-c-relays-digital-inputs-a-d-inputs-and-1-wire-bus-seaconnect-multifunction-io-edge-module-powered-by-seacloud/

Trust: 0.8

title:Patch for Sealevel Systems SeaConnect 370w Information Disclosure Vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/319896

Trust: 0.6

title:Sealevel Systems SeaConnect 370w Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=184104

Trust: 0.6

sources: CNVD: CNVD-2022-10694 // JVNDB: JVNDB-2021-018277 // CNNVD: CNNVD-202202-345

EXTERNAL IDS

db:NVDid:CVE-2021-21963

Trust: 3.8

db:TALOSid:TALOS-2021-1391

Trust: 2.4

db:JVNDBid:JVNDB-2021-018277

Trust: 0.8

db:CNVDid:CNVD-2022-10694

Trust: 0.6

db:CNNVDid:CNNVD-202202-345

Trust: 0.6

sources: CNVD: CNVD-2022-10694 // JVNDB: JVNDB-2021-018277 // CNNVD: CNNVD-202202-345 // NVD: CVE-2021-21963

REFERENCES

url:https://talosintelligence.com/vulnerability_reports/talos-2021-1391

Trust: 2.4

url:https://nvd.nist.gov/vuln/detail/cve-2021-21963

Trust: 1.4

url:https://www.sealevel.com/product/370w-a-wifi-to-form-c-relays-digital-inputs-a-d-inputs-and-1-wire-bus-seaconnect-multifunction-io-edge-module-powered-by-seacloud/

Trust: 0.6

sources: CNVD: CNVD-2022-10694 // JVNDB: JVNDB-2021-018277 // CNNVD: CNNVD-202202-345 // NVD: CVE-2021-21963

SOURCES

db:CNVDid:CNVD-2022-10694
db:JVNDBid:JVNDB-2021-018277
db:CNNVDid:CNNVD-202202-345
db:NVDid:CVE-2021-21963

LAST UPDATE DATE

2024-08-14T14:18:04.813000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2022-10694date:2022-02-16T00:00:00
db:JVNDBid:JVNDB-2021-018277date:2023-04-28T06:01:00
db:CNNVDid:CNNVD-202202-345date:2022-08-10T00:00:00
db:NVDid:CVE-2021-21963date:2022-07-29T16:32:43.147

SOURCES RELEASE DATE

db:CNVDid:CNVD-2022-10694date:2022-02-16T00:00:00
db:JVNDBid:JVNDB-2021-018277date:2023-04-28T00:00:00
db:CNNVDid:CNNVD-202202-345date:2022-02-04T00:00:00
db:NVDid:CVE-2021-21963date:2022-02-04T23:15:10.593