Vulnerability Details : CVE-2023-28063

Dell BIOS contains a Signed to Unsigned Conversion Error vulnerability. A local authenticated malicious user with admin privileges could potentially exploit this vulnerability, leading to denial of service.
Published 2024-02-06 08:15:47
Updated 2024-02-15 04:52:47
Source Dell
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2023-28063

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Exploit prediction scoring system (EPSS) score for CVE-2023-28063

EPSS FAQ
0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 5 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-28063

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.4
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
0.8
3.6
 NIST 2024-02-15
6.7
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.8
5.9
 Dell 2024-02-06

CWE ids for CVE-2023-28063

  • The product uses a signed primitive and performs a cast to an unsigned primitive, which can produce an unexpected value if the value of the signed primitive can not be represented using an unsigned primitive.
    Assigned by: security_alert@emc.com (Secondary)
  • When converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2023-28063

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