Medium (6.8) in hinet hicos natural person credential component client. EPSS 0.2% chance of exploitation in the next 30 days.
HiCOS’ client-side citizen certificate component has a double free vulnerability. An unauthenticated physical attacker can exploit this vulnerability to corrupt memory and execute arbitrary code, manipulate system data or terminate service.
Severity
CVSS 3.1
6.8 medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)