CVE-2017-11835 : What You Need to Know
Learn about CVE-2017-11835, a vulnerability in Microsoft Graphics in Windows 7 SP1 and Server 2008 SP2/R2 allowing unauthorized data access. Find mitigation steps here.
A vulnerability in the Microsoft graphics feature present in Windows 7 SP1, Windows Server 2008 SP2, and R2 SP1 allows unauthorized access to data, posing an information disclosure risk.
Understanding CVE-2017-11835
This CVE ID pertains to a specific vulnerability in the Microsoft graphics feature in certain Windows operating systems.
What is CVE-2017-11835?
The vulnerability arises from the parsing method used by the Microsoft Windows Embedded OpenType (EOT) font engine when handling specially designed embedded fonts, potentially leading to unauthorized access to data.
The Impact of CVE-2017-11835
The vulnerability allows potential unauthorized access to data that was not meant to be exposed, posing a risk of information disclosure.
Technical Details of CVE-2017-11835
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in Microsoft graphics in Windows 7 SP1 and Windows Server 2008 SP2 and R2 SP1 allows an attacker to potentially read data not intended to be disclosed due to the parsing method of the EOT font engine.
Affected Systems and Versions
- Product: Microsoft Graphics
- Vendor: Microsoft Corporation
- Versions Affected: Windows 7 SP1, Windows Server 2008 SP2, and R2 SP1
Exploitation Mechanism
The vulnerability is exploited through specially crafted embedded fonts that trigger the flaw in the EOT font engine, enabling unauthorized data access.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch all software and operating systems.
- Conduct security training for employees to raise awareness of potential threats.
Patching and Updates
Ensure that all systems running affected versions of Windows receive the necessary security updates to mitigate the vulnerability.