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CVE-2021-38917

CRITICALCVSS 9.1/10EPSS 1.48%

Last modified

CVE-2021-38917 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 1.48% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability
1.48%

70.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
IbmPowervm Hypervisorfw860
IbmPowervm Hypervisorfw940
IbmPowervm Hypervisorfw950

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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. IBM X-Force ID: 210018.
How severe is CVE-2021-38917?
CVE-2021-38917 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.48% probability of exploitation in the next 30 days.
How do I fix CVE-2021-38917?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-38917?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST