← Back

CVE-2017-7563

nvd nist
Published: Jun 7, 2017Modified: May 13, 2026

JSON object

Loading...
8.1
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.2 / Impact: 5.9
Source: NVD

Description

In ARM Trusted Firmware 1.3, RO memory is always executable at AArch64 Secure EL1, allowing attackers to bypass the MT_EXECUTE_NEVER protection mechanism. This issue occurs because of inconsistency in the number of execute-never bits (one bit versus two bits).

Affected (1)

Arm
1 product
Arm Trusted Firmware
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Arm Trusted Firmware
Up to 1.3

Related CWEs

CWE-732
Incorrect Permission Assignment for Critical Resource
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

References (2)

Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.