#VU56747 Out-of-bounds read in macOS - CVE-2021-30845 

 

#VU56747 Out-of-bounds read in macOS - CVE-2021-30845

Published: September 21, 2021


Vulnerability identifier: #VU56747
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-30845
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
macOS
Software vendor:
Apple Inc.

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the SMB subsystem. A local user can trigger an out-of-bounds read error and read contents of memory on the system.


Remediation

Install updates from vendor's website.

External links