Out-of-bounds read in Microsoft Windows and Windows Server - CVE-2020-1031
Published: September 8, 2020
Vulnerability identifier: #VU46469
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1031
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing DHCP packets in Windows Server DHCP service. A remote attacker can send specially crafted packet to the DHCP server, 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-2020-1031
Install update from vendor's website.