Tag Archives: Citrix

Microsoft Defender blocks Citrix services as Trojan

Posted on 2020-08-14 by guenni

[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.

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

Posted on 2020-07-09 by guenni

[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.

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Tip: Citrix StoreFront and SSL Certificates

Posted on 2020-02-23 by guenni

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.

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

Posted on 2020-01-20 by guenni

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

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Further actions required for Citrix Netscaler vulnerability

Posted on 2020-01-17 by guenni

[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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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...

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

Posted on 2020-01-13 by guenni

[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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