Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
Exploitability
AV:PAC:HPR:NUI:NScope
S:UImpact
C:LI:NA:N2/CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N