IbmCVELIST:CVE-2021-20505CVE-2021-20505
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
AI Score
Confidence
High
EPSS
Percentile
9.7%
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
CNA Affected
[
{
"product": "PowerVM Hypervisor",
"vendor": "IBM",
"versions": [
{
"status": "affected",
"version": "FW920"
},
{
"status": "affected",
"version": "FW930"
},
{
"status": "affected",
"version": "FW940"
},
{
"status": "affected",
"version": "FW950"
}
]
}
]Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
AI Score
Confidence
High
EPSS
Percentile
9.7%