Out-of-bounds write in Windows and Windows Server - CVE-2019-1271
Published: September 10, 2019
Vulnerability identifier: #VU21006
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-2019-1271
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the hdAudio.sys driver. A local user can run a specially crafted application to trigger out-of-bounds read and execute arbitrary code with elevated privileges.
How to mitigate CVE-2019-1271
Install updates from vendor's website.