Provide references for CVE-2021-22859.
Where can I find more information about CVE-2021-22859?
References are available at: https://www.twcert.org.tw/tw/cp-132-4517-51e25-1.html, https://gist.github.com/tonykuo76/807c838b75879b0d327782dfcd2c3bea, https://www.chtsecurity.com/news/c974fd28-c19b-4003-82f3-818904057496.