CVE-2017-0110 : What You Need to Know
Learn about CVE-2017-0110, a Cross-site scripting (XSS) vulnerability in Microsoft Exchange Outlook Web Access (OWA) allowing script injection. Find mitigation steps and affected versions.
A Cross-site scripting (XSS) vulnerability in Microsoft Exchange Outlook Web Access (OWA) allows attackers to inject malicious scripts via crafted emails or chat clients, potentially leading to an elevation of privilege.
Understanding CVE-2017-0110
This CVE involves a security vulnerability in Microsoft Exchange Server that could be exploited through specially crafted emails or chat messages.
What is CVE-2017-0110?
CVE-2017-0110, also known as the Microsoft Exchange Server Elevation of Privilege Vulnerability, enables attackers to execute unauthorized web scripts or HTML code through OWA.
The Impact of CVE-2017-0110
The vulnerability poses a risk of unauthorized script injection, potentially allowing attackers to escalate their privileges within the Exchange Server environment.
Technical Details of CVE-2017-0110
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability allows remote attackers to inject arbitrary web scripts or HTML by exploiting the XSS flaw in Microsoft Exchange OWA.
Affected Systems and Versions
- Product: Exchange Server
- Versions: Exchange Outlook Web Access in Microsoft Exchange Server 2013 SP1, Exchange Server Cumulative Update 14, and Exchange Server 2016 CU3
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted emails or chat messages to users of the affected Exchange Server versions.
Mitigation and Prevention
Protecting systems from CVE-2017-0110 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly.
- Educate users about the risks of opening suspicious emails or messages.
Long-Term Security Practices
- Regularly update and patch Exchange Server installations.
- Implement email filtering and monitoring solutions to detect malicious content.
Patching and Updates
Regularly check for security updates and patches released by Microsoft to address vulnerabilities like CVE-2017-0110.