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ID

VAR-202112-0526


CVE

CVE-2021-36167


TITLE

FortiClient  Vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-015923

DESCRIPTION

An improper authorization vulnerabiltiy [CWE-285] in FortiClient Windows versions 7.0.0 and 6.4.6 and below and 6.2.8 and below may allow an unauthenticated attacker to bypass the webfilter control via modifying the session-id paramater. FortiClient Exists in unspecified vulnerabilities.Information may be tampered with

Trust: 1.71

sources: NVD: CVE-2021-36167 // JVNDB: JVNDB-2021-015923 // VULHUB: VHN-398089

AFFECTED PRODUCTS

vendor:fortinetmodel:forticlientscope:gteversion:6.4.0

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vendor:fortinetmodel:forticlientscope:eqversion:7.0.0

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vendor:fortinetmodel:forticlientscope:eqversion:6.2.7

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vendor:fortinetmodel:forticlientscope:lteversion:6.4.6

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vendor:フォーティネットmodel:forticlientscope: - version: -

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vendor:フォーティネットmodel:forticlientscope:eqversion: -

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sources: JVNDB: JVNDB-2021-015923 // NVD: CVE-2021-36167

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-36167
value: MEDIUM

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psirt@fortinet.com: CVE-2021-36167
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-36167
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202112-536
value: MEDIUM

Trust: 0.6

VULHUB: VHN-398089
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-36167
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:P/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-398089
severity: MEDIUM
baseScore: 5.0
vectorString: AV:N/AC:L/AU:N/C:N/I:P/A:N
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: NONE
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 10.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-36167
baseSeverity: MEDIUM
baseScore: 5.3
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: LOW
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 1.4
version: 3.1

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psirt@fortinet.com: CVE-2021-36167
baseSeverity: MEDIUM
baseScore: 4.3
vectorString: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: CHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: LOW
exploitabilityScore: 2.5
impactScore: 1.4
version: 3.1

Trust: 1.0

NVD: CVE-2021-36167
baseSeverity: MEDIUM
baseScore: 5.3
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: LOW
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-398089 // JVNDB: JVNDB-2021-015923 // CNNVD: CNNVD-202112-536 // NVD: CVE-2021-36167 // NVD: CVE-2021-36167

PROBLEMTYPE DATA

problemtype:NVD-CWE-Other

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problemtype:others (CWE-Other) [NVD evaluation ]

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problemtype:CWE-863

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sources: VULHUB: VHN-398089 // JVNDB: JVNDB-2021-015923 // NVD: CVE-2021-36167

THREAT TYPE

remote

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sources: CNNVD: CNNVD-202112-536

TYPE

other

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sources: CNNVD: CNNVD-202112-536

PATCH

title:FG-IR-20-127url:https://www.fortiguard.com/psirt/FG-IR-20-127

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title:Fortinet FortiClient Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=173981

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sources: JVNDB: JVNDB-2021-015923 // CNNVD: CNNVD-202112-536

EXTERNAL IDS

db:NVDid:CVE-2021-36167

Trust: 3.3

db:JVNDBid:JVNDB-2021-015923

Trust: 0.8

db:CNNVDid:CNNVD-202112-536

Trust: 0.6

db:VULHUBid:VHN-398089

Trust: 0.1

sources: VULHUB: VHN-398089 // JVNDB: JVNDB-2021-015923 // CNNVD: CNNVD-202112-536 // NVD: CVE-2021-36167

REFERENCES

url:https://fortiguard.com/advisory/fg-ir-20-127

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url:https://nvd.nist.gov/vuln/detail/cve-2021-36167

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url:https://vigilance.fr/vulnerability/forticlient-windows-ingress-filtrering-bypass-via-session-id-web-filter-bypass-37018

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sources: VULHUB: VHN-398089 // JVNDB: JVNDB-2021-015923 // CNNVD: CNNVD-202112-536 // NVD: CVE-2021-36167

SOURCES

db:VULHUBid:VHN-398089
db:JVNDBid:JVNDB-2021-015923
db:CNNVDid:CNNVD-202112-536
db:NVDid:CVE-2021-36167

LAST UPDATE DATE

2024-08-14T14:37:48.508000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-398089date:2022-07-12T00:00:00
db:JVNDBid:JVNDB-2021-015923date:2022-12-02T07:45:00
db:CNNVDid:CNNVD-202112-536date:2022-07-14T00:00:00
db:NVDid:CVE-2021-36167date:2022-07-12T17:42:04.277

SOURCES RELEASE DATE

db:VULHUBid:VHN-398089date:2021-12-09T00:00:00
db:JVNDBid:JVNDB-2021-015923date:2022-12-02T00:00:00
db:CNNVDid:CNNVD-202112-536date:2021-12-07T00:00:00
db:NVDid:CVE-2021-36167date:2021-12-09T10:15:11.433