Out-of-bounds read in macOS - CVE-2021-31002
Published: February 13, 2023
Vulnerability identifier: #VU72154
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-31002
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Apple Inc.
Affected software:
macOS
macOS
Detailed vulnerability description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary condition in SMB implementation. A local application can trigger an out-of-bounds read error and execute arbitrary code with system privileges.
How to mitigate CVE-2021-31002
Install updates from vendor's website.