Citrix Bleed Vulnerability: Background and Recommendations

The ReliaQuest Threat Research team has published some background information and general recommendations around the [Citrix Bleed vulnerability](https://www.reliaquest.com/blog/citrix-bleed-vulnerability-background-and-recommendations/?utm_source=reddit&utm_medium=social&utm_content=blog). Key points are below:

* Citrix Bleed (CVE-2023-4966) is a critical vulnerability affecting multiple versions of Citrix Netscaler Gateway and ADC products that could enable attackers to retrieve sensitive information and hijack user sessions.
* Exploited as a zero-day vulnerability since summer 2023, at least four threat groups are leveraging Citrix Bleed, with one group automating the attack process. ReliaQuest has observed …

adc attack attackers citrix citrix bleed citrix netscaler citrix netscaler gateway critical critical vulnerability cve cve-2023-4966 cybersecurity enable exploited gateway hijack information netscaler netscaler gateway process products reliaquest sensitive sensitive information sessions summer threat threat groups vulnerability zero-day zero-day vulnerability