Security News > 2022 > December > Hackers Actively Exploiting Citrix ADC and Gateway Zero-Day Vulnerability
The U.S. National Security Agency on Tuesday said a threat actor tracked as APT5 has been actively exploiting a zero-day flaw in Citrix Application Delivery Controller and Gateway to take over affected systems.
Successful exploitation requires that the Citrix ADC or Citrix Gateway appliance is configured as a SAML service provider or a SAML identity provider.
The following supported versions of Citrix ADC and Citrix Gateway are affected by the vulnerability -.
Citrix ADC and Citrix Gateway versions 13.1 are not impacted.
"Targeting Citrix ADCs can facilitate illegitimate access to targeted organizations by bypassing normal authentication controls."
News of the Citrix bug also comes a day after Fortinet revealed a severe vulnerability that also facilitates remote code execution in FortiOS SSL-VPN devices.
News URL
https://thehackernews.com/2022/12/hackers-actively-exploiting-citrix-adc.html
Related news
- Hackers Exploit Aviatrix Controller Vulnerability to Deploy Backdoors and Crypto Miners (source)
- Hackers Exploit Zero-Day in cnPilot Routers to Deploy AIRASHI DDoS Botnet (source)
- Hackers exploit 16 zero-days on first day of Pwn2Own Automotive 2025 (source)
- Hackers get $886,250 for 49 zero-days at Pwn2Own Automotive 2025 (source)
- Apple zero-day vulnerability exploited to target iPhone users (CVE-2025-24085) (source)
- Russian cybercrooks exploiting 7-Zip zero-day vulnerability (CVE-2025-0411) (source)
- XE Hacker Group Exploits VeraCore Zero-Day to Deploy Persistent Web Shells (source)
- PostgreSQL Vulnerability Exploited Alongside BeyondTrust Zero-Day in Targeted Attacks (source)
- Citrix Releases Security Fix for NetScaler Console Privilege Escalation Vulnerability (source)
- Hackers Exploit Paragon Partition Manager Driver Vulnerability in Ransomware Attacks (source)