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ID

VAR-202103-0196


CVE

CVE-2020-25239


TITLE

SINEMA Remote Connect Server  Fraud related to unauthorized authentication in

Trust: 0.8

sources: JVNDB: JVNDB-2020-016313

DESCRIPTION

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.0). The webserver could allow unauthorized actions via special urls for unpriviledged users. The settings of the UMC authorization server could be changed to add a rogue server by an attacker authenticating with unprivilege user rights. SINEMA Remote Connect Server Exists in a fraudulent authentication vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Siemens SINEMA Remote Connect Server is a set of remote network management platform of German Siemens (Siemens) company. The platform is mainly used for remote access, maintenance, control and diagnosis of the underlying network

Trust: 2.25

sources: NVD: CVE-2020-25239 // JVNDB: JVNDB-2020-016313 // CNVD: CNVD-2021-16437 // VULHUB: VHN-179197

IOT TAXONOMY

category:['ICS']sub_category: -

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sources: CNVD: CNVD-2021-16437

AFFECTED PRODUCTS

vendor:siemensmodel:sinema remote connect serverscope:ltversion:3.0

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vendor:シーメンスmodel:sinema remote connect serverscope:eqversion: -

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vendor:シーメンスmodel:sinema remote connect serverscope:eqversion:3.0

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sources: CNVD: CNVD-2021-16437 // JVNDB: JVNDB-2020-016313 // NVD: CVE-2020-25239

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-25239
value: HIGH

Trust: 1.0

NVD: CVE-2020-25239
value: HIGH

Trust: 0.8

CNVD: CNVD-2021-16437
value: HIGH

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CNNVD: CNNVD-202103-693
value: HIGH

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VULHUB: VHN-179197
value: MEDIUM

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nvd@nist.gov: CVE-2020-25239
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

CNVD: CNVD-2021-16437
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

VULHUB: VHN-179197
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-25239
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2020-25239
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2021-16437 // VULHUB: VHN-179197 // JVNDB: JVNDB-2020-016313 // CNNVD: CNNVD-202103-693 // NVD: CVE-2020-25239

PROBLEMTYPE DATA

problemtype:CWE-863

Trust: 1.1

problemtype:Illegal authentication (CWE-863) [ others ]

Trust: 0.8

sources: VULHUB: VHN-179197 // JVNDB: JVNDB-2020-016313 // NVD: CVE-2020-25239

THREAT TYPE

remote

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sources: CNNVD: CNNVD-202103-693

TYPE

other

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sources: CNNVD: CNNVD-202103-693

PATCH

title:SSA-731317url:https://cert-portal.siemens.com/productcert/pdf/ssa-731317.pdf

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title:Siemens SINEMA Remote Connect Server Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=144284

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sources: JVNDB: JVNDB-2020-016313 // CNNVD: CNNVD-202103-693

EXTERNAL IDS

db:NVDid:CVE-2020-25239

Trust: 3.9

db:SIEMENSid:SSA-731317

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db:ICS CERTid:ICSA-21-068-04

Trust: 1.4

db:JVNid:JVNVU93441670

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db:JVNDBid:JVNDB-2020-016313

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db:CNNVDid:CNNVD-202103-693

Trust: 0.7

db:CNVDid:CNVD-2021-16437

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db:AUSCERTid:ESB-2021.0848

Trust: 0.6

db:VULHUBid:VHN-179197

Trust: 0.1

sources: CNVD: CNVD-2021-16437 // VULHUB: VHN-179197 // JVNDB: JVNDB-2020-016313 // CNNVD: CNNVD-202103-693 // NVD: CVE-2020-25239

REFERENCES

url:https://cert-portal.siemens.com/productcert/pdf/ssa-731317.pdf

Trust: 2.3

url:https://nvd.nist.gov/vuln/detail/cve-2020-25239

Trust: 1.4

url:https://jvn.jp/vu/jvnvu93441670/

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url:https://www.cisa.gov/news-events/ics-advisories/icsa-21-068-04

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url:https://www.auscert.org.au/bulletins/esb-2021.0848

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url:https://us-cert.cisa.gov/ics/advisories/icsa-21-068-04

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sources: CNVD: CNVD-2021-16437 // VULHUB: VHN-179197 // JVNDB: JVNDB-2020-016313 // CNNVD: CNNVD-202103-693 // NVD: CVE-2020-25239

SOURCES

db:CNVDid:CNVD-2021-16437
db:VULHUBid:VHN-179197
db:JVNDBid:JVNDB-2020-016313
db:CNNVDid:CNNVD-202103-693
db:NVDid:CVE-2020-25239

LAST UPDATE DATE

2024-09-13T21:59:51.510000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2021-16437date:2021-03-23T00:00:00
db:VULHUBid:VHN-179197date:2021-03-18T00:00:00
db:JVNDBid:JVNDB-2020-016313date:2024-09-12T08:26:00
db:CNNVDid:CNNVD-202103-693date:2021-03-19T00:00:00
db:NVDid:CVE-2020-25239date:2021-03-18T18:28:29.047

SOURCES RELEASE DATE

db:CNVDid:CNVD-2021-16437date:2021-03-11T00:00:00
db:VULHUBid:VHN-179197date:2021-03-15T00:00:00
db:JVNDBid:JVNDB-2020-016313date:2021-11-22T00:00:00
db:CNNVDid:CNNVD-202103-693date:2021-03-09T00:00:00
db:NVDid:CVE-2020-25239date:2021-03-15T17:15:19.957