Tag Archives: Citrix

Microsoft Defender blocks Citrix services as Trojan

[German]Currently, there is a problem that Microsoft Defender detects Citrix services as Trojans after an update and deactivates these services. But there is a workaround, which is described in a support article. Advertising

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Vulnerabilities in Citrix ADC, Gateway & SD-Wan, patch asap

[German]There are critical vulnerabilities in various Citrix products. The vendor has released security updates for Citrix Application Delivery Controller, Citrix Gateway and Citrix SD-WAN WANOP appliance. Administrators should urgently install the updates. Advertising

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Tip: Citrix StoreFront and SSL Certificates

A little tip for people who work with Citrix StoreFront and want to secure the communication with the Delivery Controller via SSL certificates. Pay attention to the signature algorithm. Advertising

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Citrix ADC/Netscaler patches 11.1/12.0 released (01/19/2020)

[German]Citrix has released first firmware updates for Citrix ADC/Netscaler 11.1/12.0 yesterday, intended to fix the CVE-2019-19781 vulnerability. Advertising

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Further actions required for Citrix Netscaler vulnerability

[German]Another short collection for administrators who use the Citrix ADC (Application Delivery Controller, formerly Netscaler). The CVE-2019-19781 vulnerability has been exploited. In addition, other vulnerabilities and backdoors have been discovered. As there are no firmware updates available yet (coming next … Continue reading

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PoC for Citrix ADC/Netscaler vulnerability CVE-2019-19781

[German]There is an unpatched vulnerability CVE-2019-19781 in Citrix ADC (Application Delivery Controller, formerly Netscaler) and proof of concept (PoC) exploits have been available for a few days to exploit the vulnerability – and honeypots are already under attack. I got … Continue reading

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