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ID

VAR-202108-0266


CVE

CVE-2021-22927


TITLE

Citrix ADC  and  Gateway  Session immobilization vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2021-009767

DESCRIPTION

A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session

Trust: 1.8

sources: NVD: CVE-2021-22927 // JVNDB: JVNDB-2021-009767 // VULHUB: VHN-381401 // VULMON: CVE-2021-22927

AFFECTED PRODUCTS

vendor:citrixmodel:application delivery controllerscope:ltversion:11.1-65.22

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vendor:citrixmodel:application delivery controllerscope:gteversion:11.1

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vendor:citrixmodel:gatewayscope:gteversion:12.1

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vendor:citrixmodel:gatewayscope:ltversion:13.0-82.45

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vendor:citrixmodel:application delivery controllerscope:ltversion:13.0-82.45

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vendor:citrixmodel:netscaler gatewayscope:gteversion:11.1

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vendor:citrixmodel:gatewayscope:ltversion:12.1-62.27

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vendor:citrixmodel:application delivery controllerscope:ltversion:12.1-62.27

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vendor:citrixmodel:gatewayscope:gteversion:13.0

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vendor:citrixmodel:application delivery controllerscope:ltversion:12.1-55.238

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vendor:citrixmodel:application delivery controllerscope:gteversion:12.1

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vendor:citrixmodel:application delivery controllerscope:gteversion:13.0

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vendor:citrixmodel:netscaler gatewayscope:ltversion:11.1-65.22

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

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vendor:シトリックス システムズmodel:citrix application delivery controllerscope: - 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-2021-009767 // NVD: CVE-2021-22927

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-22927
value: HIGH

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NVD: CVE-2021-22927
value: HIGH

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CNNVD: CNNVD-202107-1473
value: HIGH

Trust: 0.6

VULHUB: VHN-381401
value: MEDIUM

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nvd@nist.gov: CVE-2021-22927
severity: MEDIUM
baseScore: 5.8
vectorString: AV:N/AC:M/AU:N/C:P/I:P/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 8.6
impactScore: 4.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-381401
severity: MEDIUM
baseScore: 5.8
vectorString: AV:N/AC:M/AU:N/C:P/I:P/A:N
accessVector: NETWORK
accessComplexity: MEDIUM
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: NONE
exploitabilityScore: 8.6
impactScore: 4.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-22927
baseSeverity: HIGH
baseScore: 8.1
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: 2.8
impactScore: 5.2
version: 3.1

Trust: 1.0

NVD: CVE-2021-22927
baseSeverity: HIGH
baseScore: 8.1
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: REQUIRED
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: NONE
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: VULHUB: VHN-381401 // JVNDB: JVNDB-2021-009767 // CNNVD: CNNVD-202107-1473 // NVD: CVE-2021-22927

PROBLEMTYPE DATA

problemtype:CWE-384

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problemtype:Session immobilization (CWE-384) [NVD Evaluation ]

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sources: VULHUB: VHN-381401 // JVNDB: JVNDB-2021-009767 // NVD: CVE-2021-22927

THREAT TYPE

remote

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sources: CNNVD: CNNVD-202107-1473

TYPE

authorization issue

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sources: CNNVD: CNNVD-202107-1473

PATCH

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

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sources: JVNDB: JVNDB-2021-009767

EXTERNAL IDS

db:NVDid:CVE-2021-22927

Trust: 3.4

db:JVNDBid:JVNDB-2021-009767

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db:AUSCERTid:ESB-2021.2434

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db:CNNVDid:CNNVD-202107-1473

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db:VULHUBid:VHN-381401

Trust: 0.1

db:VULMONid:CVE-2021-22927

Trust: 0.1

sources: VULHUB: VHN-381401 // VULMON: CVE-2021-22927 // JVNDB: JVNDB-2021-009767 // CNNVD: CNNVD-202107-1473 // NVD: CVE-2021-22927

REFERENCES

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

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url:https://nvd.nist.gov/vuln/detail/cve-2021-22927

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

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sources: VULHUB: VHN-381401 // VULMON: CVE-2021-22927 // JVNDB: JVNDB-2021-009767 // CNNVD: CNNVD-202107-1473 // NVD: CVE-2021-22927

SOURCES

db:VULHUBid:VHN-381401
db:VULMONid:CVE-2021-22927
db:JVNDBid:JVNDB-2021-009767
db:CNNVDid:CNNVD-202107-1473
db:NVDid:CVE-2021-22927

LAST UPDATE DATE

2024-08-14T13:43:26.061000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-381401date:2021-08-16T00:00:00
db:JVNDBid:JVNDB-2021-009767date:2022-05-19T08:10:00
db:CNNVDid:CNNVD-202107-1473date:2021-08-17T00:00:00
db:NVDid:CVE-2021-22927date:2021-08-16T20:14:39.867

SOURCES RELEASE DATE

db:VULHUBid:VHN-381401date:2021-08-05T00:00:00
db:JVNDBid:JVNDB-2021-009767date:2022-05-19T00:00:00
db:CNNVDid:CNNVD-202107-1473date:2021-07-20T00:00:00
db:NVDid:CVE-2021-22927date:2021-08-05T21:15:11.643