VulnerabilityModified
CVE-2021-38917
IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures.
CRITICAL 9.1EPSS 1.48%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
IBM PowerVM Hypervisor FW860, FW940, and FW950 could allow an attacker that gains service access to the FSP can read and write arbitrary host system memory through a series of carefully crafted service procedures. IBM X-Force ID: 210018.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 1.48% probability · 72th percentile
- CISA KEV
- Not listed
- Affected
- ibm/powervm hypervisor
- Source
- psirt@us.ibm.com
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/210018VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6525010Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/210018VDB Entry, Vendor Advisory
- https://www.ibm.com/support/pages/node/6525010Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.