Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2020-1577
Published: August 12, 2020
Vulnerability identifier: #VU45597
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1577
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within DirectWrite. A local user can trick a victim to open a specially crafted document, trigger out-of-bounds read error and read contents of memory on the system.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2020-1577
Install update from vendor's website.