CVE-2015-5914

Severity CVSS v4.0:

Pending analysis

Type:

CWE-17 Code Errors

Publication date:

09/10/2015

Last modified:

12/04/2025

Description

The EFI component in Apple OS X before 10.11 allows physically proximate attackers to modify firmware during the EFI update process by inserting an Apple Ethernet Thunderbolt adapter with crafted code in an Option ROM, aka a "Thunderstrike" issue. NOTE: this issue exists because of an incomplete fix for CVE-2014-4498.

Impact

Vector 2.0

AV:L/AC:M/Au:N/C:N/I:C/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.70 MEDIUM
Vector: AV:L/AC:M/Au:N/C:N/I:C/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Complete
Availability (A): None