Log4j Vulnerability

Hi Rose,
Could you please suggest the mitigation steps to fix this log4j vulnerabilities;

we have wowza streaming engine 4.7.7 and wowza streaming engine manger 4.7.7 installed in production and i can see log4j 1.2.17 .jar file n lib folder, could you please suggest the mitigation steps to fix this log4j vulnerabilities

(Could you please suggest the mitigation steps to fix this log4j vulnerabilities)