CVE-2020-16273

Katalog CVE

CVSS 7.8 · High EPSS 0,35%

Kerentanan Integer Underflow (Wrap or Wraparound) pada armv8-m firmware. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

In Arm software implementing the Armv8-M processors (all versions), the stack selection mechanism could be influenced by a stack-underflow attack in v8-M TrustZone based processors. An attacker can cause a change to the stack pointer used by the Secure World from a non-secure application if the stack is not initialized. This vulnerability affects only the software that is based on Armv8-M processors with the Security Extension.

Rincian

Terbit di NVD

12 November 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.8 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-191: Integer Underflow (Wrap or Wraparound)

EPSS (30 hari)

0,35% peluang dieksploitasi; lebih tinggi dari 26,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://developer.arm.com/support/arm-security-updates/armv8-m-stack-sealing advisory vendor