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CVE-2022-22558

MEDIUMCVSS 6/10EPSS 0.21%

Last modified

CVE-2022-22558 is a medium-severity vulnerability rated 6/10 on the CVSS scale. Dell PowerEdge Server BIOS and Dell Precision Workstation 7910 and 7920 Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A Local High Privileged attacker could potentially exploit this vulnerability leading to arbitrary writes or denial of service.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

Dell PowerEdge Server BIOS and Dell Precision Workstation 7910 and 7920 Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A Local High Privileged attacker could potentially exploit this vulnerability leading to arbitrary writes or denial of service.

Metrics

CVSS 3.1
6/10

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

EPSS Probability
0.21%

10.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DellR6415 Firmware< 1.18.0
DellR7415 Firmware< 1.18.0
DellR7425 Firmware< 1.18.0
DellR730 Firmware< 2.14.0
DellR730xd Firmware< 2.14.0
DellR630 Firmware< 2.14.0
DellC4130 Firmware< 2.14.0
DellM630 Firmware< 2.14.0
DellM630p Firmware< 2.14.0
DellFc630 Firmware< 2.14.0
DellFc430 Firmware< 2.14.0
DellM830 Firmware< 2.14.0
DellM830p Firmware< 2.14.0
DellFc830 Firmware< 2.14.0
DellT630 Firmware< 2.14.0
DellR530 Firmware< 2.14.0
DellR430 Firmware< 2.14.0
DellT430 Firmware< 2.14.0
DellR830 Firmware< 1.14.0
DellC6320 Firmware< 2.14.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-22558?
Dell PowerEdge Server BIOS and Dell Precision Workstation 7910 and 7920 Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A Local High Privileged attacker could potentially exploit this vulnerability leading to arbitrary writes or denial of service.
How severe is CVE-2022-22558?
CVE-2022-22558 has a CVSS score of 6/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2022-22558?
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-2022-22558?

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

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Source: NVD / NIST