The SUNNET WMPro v5.0 and v5.1 for eLearning system has OS Command Injection via "/teach/course/doajaxfileupload.php". The target server can be exploited without authentication.CreditsTony KuoReferenceshttps://tvn.twcert.org.tw/taiwanvn/TVN-201906001http://surl.twcert.org.tw/hLFFMhttps://gist.github.com/tonykuo76/476164af9bc672281b9a3394f01c17f0