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ID

VAR-202108-0265


CVE

CVE-2021-22920


TITLE

plural  Citrix  Product vulnerabilities

Trust: 0.8

sources: JVNDB: JVNDB-2021-009626

DESCRIPTION

A vulnerability has been discovered in Citrix ADC (formerly known as NetScaler ADC) and Citrix Gateway (formerly known as NetScaler Gateway), and Citrix SD-WAN WANOP Edition models 4000-WO, 4100-WO, 5000-WO, and 5100-WO. These vulnerabilities, if exploited, could lead to a phishing attack through a SAML authentication hijack to steal a valid user session

Trust: 1.8

sources: NVD: CVE-2021-22920 // JVNDB: JVNDB-2021-009626 // VULHUB: VHN-381394 // VULMON: CVE-2021-22920

AFFECTED PRODUCTS

vendor:citrixmodel:application delivery managementscope:eqversion:12.1-62.25

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vendor:citrixmodel:gatewayscope:eqversion:13.0-82.42

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vendor:citrixmodel:application delivery managementscope:eqversion:13.0-82.42

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vendor:citrixmodel:gatewayscope:eqversion:12.1-62.25

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vendor:シトリックス システムズmodel:citrix application delivery managementscope: - version: -

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vendor:シトリックス システムズmodel:citrix gatewayscope: - version: -

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sources: JVNDB: JVNDB-2021-009626 // NVD: CVE-2021-22920

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-22920
value: MEDIUM

Trust: 1.0

NVD: CVE-2021-22920
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202107-1475
value: MEDIUM

Trust: 0.6

VULHUB: VHN-381394
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-22920
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

VULHUB: VHN-381394
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: 0.1

nvd@nist.gov: CVE-2021-22920
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 2.8
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2021-22920
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-381394 // JVNDB: JVNDB-2021-009626 // CNNVD: CNNVD-202107-1475 // NVD: CVE-2021-22920

PROBLEMTYPE DATA

problemtype:NVD-CWE-noinfo

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problemtype:CWE-284

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problemtype:Lack of information (CWE-noinfo) [NVD Evaluation ]

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sources: JVNDB: JVNDB-2021-009626 // NVD: CVE-2021-22920

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202107-1475

TYPE

other

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sources: CNNVD: CNNVD-202107-1475

PATCH

title:CTX319135url:https://support.citrix.com/article/CTX319135

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sources: JVNDB: JVNDB-2021-009626

EXTERNAL IDS

db:NVDid:CVE-2021-22920

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db:JVNDBid:JVNDB-2021-009626

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db:AUSCERTid:ESB-2021.2434

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db:CNNVDid:CNNVD-202107-1475

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db:VULHUBid:VHN-381394

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db:VULMONid:CVE-2021-22920

Trust: 0.1

sources: VULHUB: VHN-381394 // VULMON: CVE-2021-22920 // JVNDB: JVNDB-2021-009626 // CNNVD: CNNVD-202107-1475 // NVD: CVE-2021-22920

REFERENCES

url:https://support.citrix.com/article/ctx319135

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url:https://nvd.nist.gov/vuln/detail/cve-2021-22920

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url:https://www.auscert.org.au/bulletins/esb-2021.2434

Trust: 0.6

sources: VULHUB: VHN-381394 // VULMON: CVE-2021-22920 // JVNDB: JVNDB-2021-009626 // CNNVD: CNNVD-202107-1475 // NVD: CVE-2021-22920

SOURCES

db:VULHUBid:VHN-381394
db:VULMONid:CVE-2021-22920
db:JVNDBid:JVNDB-2021-009626
db:CNNVDid:CNNVD-202107-1475
db:NVDid:CVE-2021-22920

LAST UPDATE DATE

2024-08-14T13:43:26.350000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-381394date:2021-08-13T00:00:00
db:JVNDBid:JVNDB-2021-009626date:2022-05-13T09:24:00
db:CNNVDid:CNNVD-202107-1475date:2021-08-17T00:00:00
db:NVDid:CVE-2021-22920date:2021-08-13T14:26:49.893

SOURCES RELEASE DATE

db:VULHUBid:VHN-381394date:2021-08-05T00:00:00
db:JVNDBid:JVNDB-2021-009626date:2022-05-13T00:00:00
db:CNNVDid:CNNVD-202107-1475date:2021-07-20T00:00:00
db:NVDid:CVE-2021-22920date:2021-08-05T21:15:11.083