Improper Input Validation in Dell BIOS Affects Administrator Accounts
CVE-2023-28036

5.1MEDIUM

Key Information:

Vendor

Dell
Status
Cpg BiOS
Vendor
CVE Published:
23 June 2023

What is CVE-2023-28036?

An improper input validation vulnerability exists in Dell BIOS that allows a local authenticated user with administrator privileges to manipulate UEFI variables. This flaw can be exploited to alter the system's firmware settings, making it critical for users to apply the recommended security updates to safeguard their devices.

Affected Version(s)

CPG BIOS All Versions

References

https://www.dell.com/support/kbdoc/en-us/000212204/dsa-20...
vendor-advisory

CVSS V3.1

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.