Singularity 2.3.0 through 2.5.1 is affected by an incorrect access control on systems supporting overlay file system. When using the overlay option, a malicious user may access sensitive information by exploiting a few specific Singularity features.
Exploitability
AV:NAC:LPR:LUI:NScope
S:UImpact
C:HI:NA:N6.5/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N