CVE-2019-9886: eClass platform allows user to download arbitrary files without authentication

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-07-11 · updated 2026-06-17
Weakness: CWE-22

Description

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.

Affected products

BroadLearning eclass: before 2.5.10.2.1 — fixed in 2.5.10.2.1

How to fix

Upgrade to a fixed version: BroadLearning eclass 2.5.10.2.1. Check the vendor advisory for mitigations.

References

http://surl.twcert.org.tw/aTxze
https://tvn.twcert.org.tw/taiwanvn/TVN-201906004
https://zeroday.hitcon.org/vulnerability/ZD-2019-00423
http://surl.twcert.org.tw/aTxze
https://tvn.twcert.org.tw/taiwanvn/TVN-201906004
https://zeroday.hitcon.org/vulnerability/ZD-2019-00423

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