IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request to write arbitrary files on the system.
Exploitability
AV:NAC:LPR:NUI:NScope
S:UImpact
C:NI:HA:L8.2/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:LInput Validation