CVE-2023-21489CWE-787

Heap out-of-bounds write vulnerability in bootloader prior to SMR May-2023 Release 1 allows a physical attacker to execute arbitrary code

High · published May 4, 2023

CVSS v3.1
7.1
EPSS
0%
Percentile
17.8
In the wild
Unconfirmed
What it is

Heap out-of-bounds write vulnerability in bootloader prior to SMR May-2023 Release 1 allows a physical attacker to execute arbitrary code.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00267 · 17.8th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2023-05-04T00:00Z
EPSS history
Timeline
  • 04 MAY 00:00Z
    Heap out-of-bounds write vulnerability in bootloader prior to SMR May-2023 Release 1 allows a physical attacker to execute arbitrary code
    cvelistv5