CVE-2021-22955 Detail
Current Description
A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.
Analysis Description
A unauthenticated denial of service vulnerability exists in Citrix ADC <13.0-83.27, <12.1-63.22 and 11.1-65.23 when configured as a VPN (Gateway) or AAA virtual server could allow an attacker to cause a temporary disruption of the Management GUI, Nitro API, and RPC communication.
Severity
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-400 | Uncontrolled Resource Consumption | NIST HackerOne |
Change History
1 change records found show changes
Initial Analysis 12/08/2021 2:43:41 PM
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | CPE Configuration | Record truncated, showing 500 of 507 characters. View Entire Change Record AND
OR
*cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:* versions up to (including) 11.1-65.23
*cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:* versions from (including) 12.1 up to (excluding) 12.1-63.22
*cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:* versions from (including) 13.0 up to (excluding) 13.0-83.27
OR
cpe:2.3:h:citrix:application_delivery_controller:-:*:*:*:
|
|
| Added | CPE Configuration |
OR
*cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:* versions up to (excluding) 11.1-65.23
*cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:* versions from (including) 12.1 up to (excluding) 12.1-63.22
*cpe:2.3:a:citrix:gateway:*:*:*:*:*:*:*:* versions from (including) 13.0 up to (excluding) 13.0-83.27
|
|
| Added | CVSS V2 |
NIST (AV:N/AC:M/Au:N/C:N/I:N/A:P) |
|
| Added | CVSS V3.1 |
NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
|
| Added | CWE |
NIST CWE-400 |
|
| Changed | Reference Type |
https://support.citrix.com/article/CTX330728 No Types Assigned |
https://support.citrix.com/article/CTX330728 Vendor Advisory |
Quick Info
CVE Dictionary Entry:
CVE-2021-22955
NVD Published Date:
12/07/2021
NVD Last Modified:
12/08/2021
Source:
HackerOne