UEFI Firmware Vulnerability May Allow Privileged User Escalation
CVE-2023-42772

8.7HIGH

Key Information:

Vendor

Intel

Vendor
CVE Published:
16 September 2024

What is CVE-2023-42772?

A vulnerability exists in the UEFI firmware of certain Intel reference processors that can allow a privileged user to exploit untrusted pointer dereference. This can potentially lead to escalation of privilege with local access. As the firmware is integral to system initialization and operations, any exploitation could severely compromise the integrity and security of systems reliant on the affected firmware versions.

Affected Version(s)

UEFI firmware for some Intel(R) reference processors See references

References

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2023-42772 : UEFI Firmware Vulnerability May Allow Privileged User Escalation