High severity · published Jan 5, 2022
CVE-2021-38918
IBM PowerVM Hypervisor FW860, FW940, FW950, and FW1010, through a specific sequence of VM management operations could lead to a violation of the isolation between peer VMs
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
IBM PowerVM Hypervisor FW860, FW940, FW950, and FW1010, through a specific sequence of VM management operations could lead to a violation of the isolation between peer VMs. IBM X-Force ID: 210019.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
Powervm Hypervisor · Ibm
fw860; fw940; fw950; fw1010 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38918
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38918
VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/210019
Vendor Advisory
https://www.ibm.com/support/pages/node/6525032
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