CVE-2018-8626 Memory corruption in Windows 10
Remote attackers can execute arbitrary code on Windows DNS servers by exploiting a heap overflow vulnerability in request handling.
- 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-2018-8626?
CVE-2018-8626 is a critical memory corruption vulnerability in Microsoft Windows 10, published on 12 Dec 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A remote code execution vulnerability exists in Windows Domain Name System (DNS) servers when they fail to properly handle requests, aka "Windows DNS Server Heap Overflow Vulnerability." This affects Windows Server 2012 R2, Windows Server 2019, Windows Server 2016, Windows 10, Windows 10 Servers.
Weakness: CWE-787
Which versions are affected by CVE-2018-8626?
It affects 4 products.
Products include Microsoft Windows 10, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019.
How do I fix CVE-2018-8626?
No fix has been published for CVE-2018-8626 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-2018-8626 being exploited?
There is no known exploitation of CVE-2018-8626 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 10
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- CVE-2015-1769 Microsoft Windows Mount Manager Privilege Escalation
- CVE-2020-1467 Windows Hard Link Elevation of Privilege Vulnerability
- CVE-2021-26424 Windows TCP/IP Remote Code Execution Vulnerability
- CVE-2021-28476 Windows Hyper-V Remote Code Execution Vulnerability
Sources
Also known as GHSA-r9mj-8p57-hmj9.