CVE-2019-0785 Memory corruption in Windows Server
An attacker can execute arbitrary code by sending crafted packets to a Windows Server DHCP failover service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-0785?
CVE-2019-0785 is a critical memory corruption vulnerability in Microsoft Windows Server 2012, published on 15 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A memory corruption vulnerability exists in the Windows Server DHCP service when an attacker sends specially crafted packets to a DHCP failover server, aka 'Windows DHCP Server Remote Code Execution Vulnerability'.
Weakness: CWE-787
Which versions are affected by CVE-2019-0785?
It affects 3 products.
Products include Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019.
How do I fix CVE-2019-0785?
No fix has been published for CVE-2019-0785 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-0785 being exploited?
There is no known exploitation of CVE-2019-0785 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Microsoft Windows Server 2012
- CVE-2025-59287 Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data
- CVE-2026-69595 Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- CVE-2026-78445 Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability
- CVE-2026-41089 Windows Netlogon Remote Code Execution Vulnerability
- CVE-2024-43639 Windows KDC Proxy Remote Code Execution Vulnerability
Sources
Also known as GHSA-9fc3-q27f-j286.