CVE-2021-20505

published 2021-07-29

CVE-2021-20505: The PowerVM Logical Partition Mobility(LPM) (PowerVM Hypervisor FW920, FW930, FW940, and FW950) encryption key exchange protocol can be compromised. If an…

Priority P4 20 medium 4.4 CVSS 3.1

AV N AC H PR H UI N S U C H I N A N

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

Affected

8 ranges

Vendor	Product	Version range	Fixed in
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—
ibm	powervm_hypervisor	—	—

CVSS provenance

nvd v3.1 4.4 MEDIUM CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

nvd v3.0 4.4 MEDIUM CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

nvd v2.0 3.5 LOW AV:N/AC:M/Au:S/C:P/I:N/A:N

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