A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.
Exploitability
AV:LAC:HPR:LUI:NScope
S:CImpact
C:HI:NA:N5.6/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:NOther