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Vulnerability Details :

CVE-2021-22920

Summary
Assigner-hackerone
Assigner Org ID-36234546-b8fa-4601-9d6f-f4e334aa8ea1
Published At-05 Aug, 2021 | 20:16
Updated At-03 Aug, 2024 | 18:58
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:hackerone
Assigner Org ID:36234546-b8fa-4601-9d6f-f4e334aa8ea1
Published At:05 Aug, 2021 | 20:16
Updated At:03 Aug, 2024 | 18:58
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
n/a
Product
Citrix ADC, Citrix Gateway
Versions
Affected
  • Citrix ADC and Citrix Gateway 13.0-82.45 and later releases of 13.0
  • Citrix ADC and Citrix Gateway 12.1-62.27 and later releases of 12.1
Problem Types
TypeCWE IDDescription
CWECWE-284Improper Access Control - Generic (CWE-284)
Type: CWE
CWE ID: CWE-284
Description: Improper Access Control - Generic (CWE-284)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://support.citrix.com/article/CTX319135
x_refsource_MISC
Hyperlink: https://support.citrix.com/article/CTX319135
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://support.citrix.com/article/CTX319135
x_refsource_MISC
x_transferred
Hyperlink: https://support.citrix.com/article/CTX319135
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:support@hackerone.com
Published At:05 Aug, 2021 | 21:15
Updated At:13 Aug, 2021 | 14:26

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:N/A:N
CPE Matches
Citrix (Cloud Software Group, Inc.)
citrix
>>application_delivery_management>>12.1-62.25
cpe:2.3:a:citrix:application_delivery_management:12.1-62.25:*:*:*:*:*:*:*
Citrix (Cloud Software Group, Inc.)
citrix
>>application_delivery_management>>13.0-82.42
cpe:2.3:a:citrix:application_delivery_management:13.0-82.42:*:*:*:*:*:*:*
Citrix (Cloud Software Group, Inc.)
citrix
>>gateway>>12.1-62.25
cpe:2.3:a:citrix:gateway:12.1-62.25:*:*:*:*:*:*:*
Citrix (Cloud Software Group, Inc.)
citrix
>>gateway>>13.0-82.42
cpe:2.3:a:citrix:gateway:13.0-82.42:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE-284Secondarysupport@hackerone.com
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-284
Type: Secondary
Source: support@hackerone.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.citrix.com/article/CTX319135support@hackerone.com
Vendor Advisory
Hyperlink: https://support.citrix.com/article/CTX319135
Source: support@hackerone.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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