CVE-2020-3920

8.1 highEPSS 0.8%

High (8.1) in unisoon ultralog express firmware. EPSS 0.8% chance of exploitation in the next 30 days.

UltraLog Express device management interface does not properly perform access authentication in some specific pages/functions. Any user can access the privileged page to manage accounts through specific system directory.

Severity

CVSS 3.1

8.1 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWE: CWE-306
Published: 2020-03-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

unisoon:ultralog_express_firmware

References

https://www.twcert.org.tw/tw/cp-132-3452-937d6-1.html
https://www.twcert.org.tw/tw/cp-132-3452-937d6-1.html

Check your stack JSON