CVE-2013-3903 Denial of service in n/a
Local attackers can cause a system reboot by tricking users into opening a malicious TrueType font file in Windows.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2013-3903?
CVE-2013-3903 is a medium-severity denial of service vulnerability in Microsoft Windows 8, published on 11 Dec 2013. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Array index error in win32k.sys in the kernel-mode drivers in Microsoft Windows 8, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to cause a denial of service (reboot) via a crafted TrueType font (TTF) file, aka "TrueType Font Parsing Vulnerability."
Weakness: CWE-20
Which versions are affected by CVE-2013-3903?
It affects 4 products.
Products include Microsoft Windows 8, Microsoft Windows Rt, Microsoft Windows Rt 8.1, Microsoft Windows Server 2012.
How do I fix CVE-2013-3903?
No fix has been published for CVE-2013-3903 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-3903 being exploited?
There is no known exploitation of CVE-2013-3903 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 8
Sources
Also known as GHSA-j43p-gpr6-9wq8.