Citrix ADC (NetScaler) can be used to protect your back end resources from the recent CVE-2021-44228 Log4j vulnerability.
The Apache Log4j2 vulnerability, if exploited, allows an attacker to control log messages or log message parameters to execute arbitrary code loaded from LDAP servers when message lookup substitution is enabled.
At this moment, Citrix ADC (NetScaler ADC) and Citrix Gateway (NetScaler Gateway) VPX,MPX, SDX/SVM are not impacted.
The following strategies can be employed to protect resources behind the ADCs.
If you would like more information or assistance from our industry leading team of Citrix experts, please contact us at email@example.com.