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ID

VAR-202201-1395


CVE

CVE-2021-40397


TITLE

Advantech WISE-PaaS/OTA Server  Vulnerability regarding improper default permissions in

Trust: 0.8

sources: JVNDB: JVNDB-2022-004460

DESCRIPTION

A privilege escalation vulnerability exists in the installation of Advantech WISE-PaaS/OTA Server 3.0.9. A specially-crafted file can be replaced in the system to escalate privileges to NT SYSTEM authority. An attacker can provide a malicious file to trigger this vulnerability. Advantech WISE-PaaS/OTA Server There is a vulnerability in improper default permissions.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Advantech WISE-PaaS/RMM is a set of remote monitoring and management platform for IoT devices from Advantech, a Taiwanese company. The platform supports cloud-based centralized remote IPC, IoT device hardware and software status monitoring and management, and supports functions such as remote power on/off and scheduling, data acquisition and storage. Advantech is an application system of China Advantech Company providing intelligent electric bus management system

Trust: 2.25

sources: NVD: CVE-2021-40397 // JVNDB: JVNDB-2022-004460 // CNNVD: CNNVD-202201-1564 // VULHUB: VHN-401745

AFFECTED PRODUCTS

vendor:advantechmodel:wise-paas\/otascope:eqversion:3.0.9

Trust: 1.0

vendor:アドバンテック株式会社model:wise-paas/otascope:eqversion:3.0.9

Trust: 0.8

vendor:アドバンテック株式会社model:wise-paas/otascope:eqversion: -

Trust: 0.8

sources: JVNDB: JVNDB-2022-004460 // NVD: CVE-2021-40397

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-40397
value: HIGH

Trust: 1.0

talos-cna@cisco.com: CVE-2021-40397
value: HIGH

Trust: 1.0

NVD: CVE-2021-40397
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202201-1564
value: HIGH

Trust: 0.6

VULHUB: VHN-401745
value: HIGH

Trust: 0.1

nvd@nist.gov: CVE-2021-40397
severity: HIGH
baseScore: 9.3
vectorString: AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-401745
severity: HIGH
baseScore: 9.3
vectorString: AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.6
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-40397
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

talos-cna@cisco.com: CVE-2021-40397
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.0
impactScore: 6.0
version: 3.0

Trust: 1.0

NVD: CVE-2021-40397
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-401745 // JVNDB: JVNDB-2022-004460 // CNNVD: CNNVD-202201-1564 // NVD: CVE-2021-40397 // NVD: CVE-2021-40397

PROBLEMTYPE DATA

problemtype:CWE-276

Trust: 1.1

problemtype:Inappropriate default permissions (CWE-276) [NVD evaluation ]

Trust: 0.8

sources: VULHUB: VHN-401745 // JVNDB: JVNDB-2022-004460 // NVD: CVE-2021-40397

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202201-1564

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202201-1564

PATCH

title:Top Pageurl:https://www.advantech.com/en

Trust: 0.8

title:Advantech WISE-PaaS/RMM Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=184725

Trust: 0.6

sources: JVNDB: JVNDB-2022-004460 // CNNVD: CNNVD-202201-1564

EXTERNAL IDS

db:NVDid:CVE-2021-40397

Trust: 3.3

db:TALOSid:TALOS-2021-1409

Trust: 2.5

db:JVNDBid:JVNDB-2022-004460

Trust: 0.8

db:CS-HELPid:SB2022011916

Trust: 0.6

db:CNNVDid:CNNVD-202201-1564

Trust: 0.6

db:CNVDid:CNVD-2022-08290

Trust: 0.1

db:VULHUBid:VHN-401745

Trust: 0.1

sources: VULHUB: VHN-401745 // JVNDB: JVNDB-2022-004460 // CNNVD: CNNVD-202201-1564 // NVD: CVE-2021-40397

REFERENCES

url:https://talosintelligence.com/vulnerability_reports/talos-2021-1409

Trust: 3.1

url:https://nvd.nist.gov/vuln/detail/cve-2021-40397

Trust: 1.4

url:https://www.cybersecurity-help.cz/vdb/sb2022011916

Trust: 0.6

sources: VULHUB: VHN-401745 // JVNDB: JVNDB-2022-004460 // CNNVD: CNNVD-202201-1564 // NVD: CVE-2021-40397

CREDITS

Discovered by Yuri Kramarz of Cisco Talos.

Trust: 0.6

sources: CNNVD: CNNVD-202201-1564

SOURCES

db:VULHUBid:VHN-401745
db:JVNDBid:JVNDB-2022-004460
db:CNNVDid:CNNVD-202201-1564
db:NVDid:CVE-2021-40397

LAST UPDATE DATE

2024-11-23T23:10:58.601000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-401745date:2022-07-30T00:00:00
db:JVNDBid:JVNDB-2022-004460date:2023-04-12T07:44:00
db:CNNVDid:CNNVD-202201-1564date:2022-08-10T00:00:00
db:NVDid:CVE-2021-40397date:2024-11-21T06:24:02.477

SOURCES RELEASE DATE

db:VULHUBid:VHN-401745date:2022-01-28T00:00:00
db:JVNDBid:JVNDB-2022-004460date:2023-04-12T00:00:00
db:CNNVDid:CNNVD-202201-1564date:2022-01-18T00:00:00
db:NVDid:CVE-2021-40397date:2022-01-28T20:15:11.480