CVE-2017-9607 Information

Description

The BL1 FWU SMC handling code in ARM Trusted Firmware before 1.4 might allow attackers to write arbitrary data to secure memory bypass the bl1_plat_mem_check protection mechanism cause a denial of service or possibly have unspecified other impact via a crafted AArch32 image which triggers an integer overflow.

CVSS Vector

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://github.com/ARM-software/arm-trusted-firmware/blob/v1.4/docs/change-log.rstnew-features https://github.com/ARM-software/arm-trusted-firmware/wiki/ARM-Trusted-Firmware-Security-Advisory-TFV-4

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.0