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ID

VAR-202202-1376


CVE

CVE-2021-43928


TITLE

Synology Mail Station  In  OS  Command injection vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-018303

DESCRIPTION

Improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability in mail sending and receiving component in Synology Mail Station before 20211105-10315 allows remote authenticated users to execute arbitrary commands via unspecified vectors. (DoS) It may be in a state

Trust: 1.71

sources: NVD: CVE-2021-43928 // JVNDB: JVNDB-2021-018303 // VULHUB: VHN-406553

AFFECTED PRODUCTS

vendor:synologymodel:mail stationscope:ltversion:20211105

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vendor:synologymodel:mail stationscope:eqversion: -

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vendor:synologymodel:mail stationscope:eqversion:20211105-10315

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sources: JVNDB: JVNDB-2021-018303 // NVD: CVE-2021-43928

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-43928
value: HIGH

Trust: 1.0

security@synology.com: CVE-2021-43928
value: CRITICAL

Trust: 1.0

NVD: CVE-2021-43928
value: HIGH

Trust: 0.8

CNNVD: CNNVD-202202-511
value: HIGH

Trust: 0.6

VULHUB: VHN-406553
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-43928
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

VULHUB: VHN-406553
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-2021-43928
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

security@synology.com: CVE-2021-43928
baseSeverity: CRITICAL
baseScore: 9.9
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: CHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.1
impactScore: 6.0
version: 3.1

Trust: 1.0

NVD: CVE-2021-43928
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: VULHUB: VHN-406553 // JVNDB: JVNDB-2021-018303 // CNNVD: CNNVD-202202-511 // NVD: CVE-2021-43928 // NVD: CVE-2021-43928

PROBLEMTYPE DATA

problemtype:CWE-78

Trust: 1.1

problemtype:OS Command injection (CWE-78) [NVD evaluation ]

Trust: 0.8

sources: VULHUB: VHN-406553 // JVNDB: JVNDB-2021-018303 // NVD: CVE-2021-43928

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202202-511

TYPE

operating system commend injection

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sources: CNNVD: CNNVD-202202-511

PATCH

title:Synology-SA-21url:https://www.synology.com/en-global/security/advisory/Synology_SA_21_28

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title:Synology DiskStation Manager Fixes for operating system command injection vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=181669

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sources: JVNDB: JVNDB-2021-018303 // CNNVD: CNNVD-202202-511

EXTERNAL IDS

db:NVDid:CVE-2021-43928

Trust: 3.3

db:JVNDBid:JVNDB-2021-018303

Trust: 0.8

db:CNNVDid:CNNVD-202202-511

Trust: 0.6

db:VULHUBid:VHN-406553

Trust: 0.1

sources: VULHUB: VHN-406553 // JVNDB: JVNDB-2021-018303 // CNNVD: CNNVD-202202-511 // NVD: CVE-2021-43928

REFERENCES

url:https://www.synology.com/security/advisory/synology_sa_21_28

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2021-43928

Trust: 1.4

url:https://www.synology.com/security/advisory/synology_sa_22_01

Trust: 0.6

url:https://www.synology.com/en-us/security/advisory/synology_sa_21_28

Trust: 0.6

sources: VULHUB: VHN-406553 // JVNDB: JVNDB-2021-018303 // CNNVD: CNNVD-202202-511 // NVD: CVE-2021-43928

SOURCES

db:VULHUBid:VHN-406553
db:JVNDBid:JVNDB-2021-018303
db:CNNVDid:CNNVD-202202-511
db:NVDid:CVE-2021-43928

LAST UPDATE DATE

2024-11-23T23:07:28.497000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-406553date:2022-05-13T00:00:00
db:JVNDBid:JVNDB-2021-018303date:2023-05-11T08:30:00
db:CNNVDid:CNNVD-202202-511date:2022-03-28T00:00:00
db:NVDid:CVE-2021-43928date:2024-11-21T06:30:00.997

SOURCES RELEASE DATE

db:VULHUBid:VHN-406553date:2022-02-07T00:00:00
db:JVNDBid:JVNDB-2021-018303date:2023-05-11T00:00:00
db:CNNVDid:CNNVD-202202-511date:2022-02-07T00:00:00
db:NVDid:CVE-2021-43928date:2022-02-07T03:15:07.150