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CVE-2023-28075

MEDIUM
6.3
CVSS Score
Published: August 16, 2023 at 07:15 PM UTC
Updated: June 17, 2026 at 05:46 AM UTC
486 products affected across 1 vendorCPG BIOSLatitude 9410 FirmwareLatitude 5411 Firmware

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Dell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.

Affected

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

Alienware M15 R7 Firmware· Dell
95%
v < 1.18.0
Affected range stops below 1.18.0, so it looks safe — our inference, not a vendor statement
Alienware M16 Firmware· Dell
95%
v < 1.10.1
Affected range stops below 1.10.1, so it looks safe — our inference, not a vendor statement
dell-alienware-m16 (same device)
Alienware M18 Firmware· Dell
95%
v < 1.10.1
Affected range stops below 1.10.1, so it looks safe — our inference, not a vendor statement
dell-alienware-m18 (same device)
Chengming 3900 Firmware· Dell
95%
v < 1.15.0
Affected range stops below 1.15.0, so it looks safe — our inference, not a vendor statement
Chengming 3901 Firmware· Dell
95%
v < 1.15.0
Affected range stops below 1.15.0, so it looks safe — our inference, not a vendor statement
dell-chengming-3901 (same device)
Chengming 3910 Firmware· Dell
95%
v < 1.6.0
Affected range stops below 1.6.0, so it looks safe — our inference, not a vendor statement
dell-chengming-3910 (same device)
Chengming 3911 Firmware· Dell
95%
v < 1.6.0
Affected range stops below 1.6.0, so it looks safe — our inference, not a vendor statement
dell-chengming-3911 (same device)
Chengming 3980 Firmware· Dell
95%
v < 2.32.0
Affected range stops below 2.32.0, so it looks safe — our inference, not a vendor statement
dell-chengming-3980 (same device)
Chengming 3990 Firmware· Dell
95%
v < 1.21.0
Affected range stops below 1.21.0, so it looks safe — our inference, not a vendor statement
dell-chengming-3990 (same device)
Chengming 3991 Firmware· Dell
95%
v < 1.21.0
Affected range stops below 1.21.0, so it looks safe — our inference, not a vendor statement

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)

Vendor Advisory
Source: [email protected]
https://www.dell.com/support/kbdoc/en-us/000212817/dsa-2023-152-security-update-for-a-dell-client-bios-vulnerability

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-367

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