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.
Published 2023-08-16 20:15:09
Updated 2023-08-22 22:11:01
Source Dell
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2023-28075

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-28075

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.3
MEDIUM CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
0.4
5.9
NIST
6.9
MEDIUM CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
0.3
6.0
Dell

CWE ids for CVE-2023-28075

  • The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.
    Assigned by: security_alert@emc.com (Primary)

References for CVE-2023-28075

Products affected by CVE-2023-28075

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