CVE-2021-20505

The PowerVM Logical Partition Mobility(LPM) (PowerVM Hypervisor FW920, FW930, FW940, and FW950) encryption key exchange protocol can be compromised

Medium · published July 29, 2021

CVSS v3.0
4.4
EPSS
1%
Percentile
45.0
In the wild
Unconfirmed
What it is

The PowerVM Logical Partition Mobility(LPM) (PowerVM Hypervisor FW920, FW930, FW940, and FW950) encryption key exchange protocol can be compromised. If an attacker has the ability to capture encrypted LPM network traffic and is able to gain service access to the FSP they can use this information to perform a series of PowerVM service procedures to decrypt the captured migration traffic IBM X-Force ID: 198232

The record
Technical detail
CVSS v3.0
4.4 · MEDIUM
Vector
CVSS:3.0/UI:N/S:U/I:N/C:H/AC:H/PR:H/AV:N/A:N/RC:C/RL:O/E:U
CVSS v4.0
Not supplied
EPSS
0.00546 · 45.0th percentile
Published
2021-07-29T12:00Z
EPSS history
Timeline
  • 29 JUL 12:00Z
    The PowerVM Logical Partition Mobility(LPM) (PowerVM Hypervisor FW920, FW930, FW940, and FW950) encryption key exchange protocol can be compromised
    cvelistv5