CVE-2018-20512

9.8 criticalEPSS 1.8%

Critical (9.8) in cdatatec epon cpe-wifi devices firmware. EPSS 1.8% chance of exploitation in the next 30 days.

EPON CPE-WiFi devices 2.0.4-X000 are vulnerable to escalation of privileges by sending cooLogin=1, cooUser=admin, and timestamp=-1 cookies.

Severity

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-11-01)
CWE: CWE-565
Published: 2019-01-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19