Permissions, Privileges, and Access Controls in macOS - CVE-2021-1751
Published: February 2, 2021
Vulnerability identifier: #VU50228
CSH Severity: Medium
CVSS v4: 7.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1751
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions within the NetFSFramework component in macOS. A remote attacker can trick the victim to mount a maliciously Samba network share and execute arbitrary code on the system.
Affected software
macOS
How to mitigate CVE-2021-1751
Install updates from vendor's website.
macOS - addressed in versions 10.14.6 18G8012, 10.15.7 19H512, 11.2 20D64