Any URLs with download_attachment.php under templates or home folders can allow arbitrary files downloaded without login in BroadLearning eClass before version ip.2.5.10.2.1.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9886
Reference (s):
- http://surl.twcert.org.tw/aTxze
- https://tvn.twcert.org.tw/taiwanvn/TVN-201906004
- https://zeroday.hitcon.org/vulnerability/ZD-2019-00423