Provide references for CVE-2021-22855.
Where can I find more information about CVE-2021-22855?
References are available at: https://www.twcert.org.tw/tw/cp-132-4405-2ddde-1.html, https://www.chtsecurity.com/news/d334641f-2b28-4eab-a5ed-c6ec6740557e.