1717 matches found
Citrix NetScaler Automated backup job is failing after recent upgrade.
After upgrading to NetScaler firmware 13.1.56.x or later , attempts to download backup files using the Nitro API may fail. Customers using automation tools such as Ansible , Postman , or custom scripts may receive the following error when downloading files through the systemfile endpoint: Main...
NetScaler - Error "Registration of device failed" when adding license server.
After recently deploying and registering a NetScaler Console formerly ADM Agent and trying to add it as a license server on a NetScaler device you get the error "Registration of device failed Sending request to mgmtserver failed"...
NetScaler shows an error stating "String length exceeds maximum [passplain, 31]"
When trying to update an existing certificate file with a new certificate file, upon clicking 'Ok', you see the following error appear: "String length exceeds maximum passplain, 31" The attempt to save the changes made fail because of the error which appears...
NetScaler Appending random strings in http POST method causing "500 Internal Error"
The NetScaler appends some random string to POST request sent to the backend server, This results in failure, “HTTP 500 Internal error” to be specific...
Understanding Zero Touch Certificate Management (ZTCM) in Citrix NetScaler
Summary: This article addresses frequently asked questions regarding the behavior of Zero Touch Certificate Management ZTCM in Citrix NetScaler, including how it handles certificate synchronization, SNI-based certificate selection, and coexistence with legacy configurations...
NetScaler Responder Policy not working as expected when LB is configured to use AAA
Having defined a Responder Policy for use and binding it to a Load Balancing virtual server, you find that Policy Hits are seen and Responder Action used only when no Authentication Host is configured on the Load Balancer. When using the Load Balancer with an Authentication Host configured for us...
Application firewall Logs are not logged locally in NetScaler
NetScaler appfw logs are being forwarded to the syslog server as expected. However, the logs are not being logged or displayed in the local /var/log/ns.log. Config: add audit syslogPolicy sysadv1 true sys1bind audit syslogGlobal -policyName sysadv1 -priority 100 -globalBindType APPFWGLOBA Before...
Citrix Netscaler 14.1.x < 14.1-25.53 Information Disclosure
Citrix Netscaler version 14.1.x prior to 14.1-25.53 is affected by an information disclosure vulnerability. An unauthenticated remote attacker can exploit this vulnerability to gain access to sensitive information, including the Citrix Netscaler management console and SDX SVM. No source data...
ADC-13.1-Error "Custom header name is too long" with rewrite action DELETE_HTTP_HEADER in Netscaler
When you want to delete HTTP header "X-Permitted-Cross-Domain-Policies" with rewrite action DELETEHTTPHEADER, Netscaler prompts this error "Custom header name is too long"...
NetScaler-13.1- Missing Web App Firewall Logs in NetScaler
Missing Web App Firewall Logs in NetScaler...
NetScaler 13.1 53.24: iOS "Network Timed Out" with Outlook/Teams Authentication
Users encounter a "Network Timed Out" error on their iOS devices when attempting to authenticate specifically with the following applications: Microsoft Outlook iOS Microsoft Teams iOS This authentication failure is isolated to iOS devices; users on Android, Windows, or macOS versions of the same...
NetScaler: Troubleshooting SSO Failures Over VPN Mode
SSO failures over VPN mode on NetScaler can often be traced to limitations in HTTPS inspection, misconfigured session or traffic policies, or incomplete authentication setups. By carefully reviewing these areas—especially the VPN mode, session policies, and authentication flow—you can...
Netscaler-14.1- How NetScaler handles expect:100 continue header
When NetScaler gets an HTTP request that includes the Expect: 100-Continue header, it sends a 100 Continue response back to the client. This step is important because NetScaler’s Application Firewall needs to review the full request—including the body—before passing it on to the backend server...
NetScaler 14.1 43.x - Citrix ADM Telemetry Download Fails with Error "400 Bad Request"
Citrix ADM users might encounter an immediate "400 Bad Request" error when attempting to download the 'Telemetry file'. As per mpsservice.log - ./mpsservice.log:1 x.x.x.x Debug TCPServerConnection default4473 HTTP Request from URI:/nitro/v1/download/consoletelemetry.tgz, method:GET...
ADC: HSTS not working on NetScaler Gateway when using a Standard License.
After enabling HSTS at the Gateway Virtual Server using SSL Profile or SSL Parameters, some responses still do not contain the HSTS header...
NetScaler Agent 13.1/14.1: How to Change the nsroot Password for NetScaler Agent via CLI
Requirement to change nsroot password for NetScaler Agent...
PT-2025-14619 · Citrix · Citrix Netscaler
Name of the Vulnerable Software and Affected Versions: Citrix NetScaler affected versions not specified Description: The issue is related to a denial of service. For more details, such as affected products and timeline, refer to the provided link. Recommendations: At the moment, there is no...
Citrix : ADC: Netscaler VPX vs ESXi compatibility version
Netscaler VPX on ESXi got rebooted automatically...
Netscaler sends Syslog messages for SSL Handshake with ””
Syslog messages sent from the NetScaler to the external Syslog Server includes unexpected occurrence of "\n" Interestingly, a pattern is seen where ”\n” is seen periodically after every 6 messagesor similar Need to know if this a normal behavior or it's an issue...