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CVE-2022-22558

MEDIUM
6
CVSS Score
Published: April 21, 2022 at 08:50 PM UTC
Updated: June 17, 2026 at 04:28 AM UTC
41 products affected across 1 vendorM630 FirmwareR730 FirmwareR7415 Firmware

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Severity
MEDIUM6
Exploit prediction
EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

C4130 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-c4130 (same device)
C6320 Firmware· Dell
95%
v < 2.14.1
Affected range stops below 2.14.1, so it looks safe — our inference, not a vendor statement
dell-c6320 (same device)
FC430 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-fc430 (same device)
FC630 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-fc630 (same device)
FC830 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-fc830 (same device)
M630 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-m630 (same device)
M630P Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-m630p (same device)
M830 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-m830 (same device)
M830P Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-m830p (same device)
R430 Firmware· Dell
95%
v < 2.14.0
Affected range stops below 2.14.0, so it looks safe — our inference, not a vendor statement
dell-r430 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.dell.com/support/kbdoc/000197971

CVSS

6MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119

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