CVE-2017-12310 : What You Need to Know

Cisco Spark Hybrid Calendar Service vulnerability allows unauthorized access to sensitive information.

Understanding CVE-2017-12310

This CVE involves a weakness in the auto discovery phase of Cisco Spark Hybrid Calendar Service, potentially leading to the exposure of confidential data.

What is CVE-2017-12310?

The vulnerability in Cisco Spark Hybrid Calendar Service enables an unauthenticated attacker to view sensitive information in unencrypted headers of HTTP requests, potentially compromising customer data.

The Impact of CVE-2017-12310

Attackers can exploit this weakness to access valuable customer data associated with Office365 users, including email content and calendar events.
The vulnerability arises from the unencrypted HTTP request during the Hybrid Calendar service implementation.

Technical Details of CVE-2017-12310

Vulnerability Description

The vulnerability allows attackers to view confidential information in unencrypted headers of HTTP requests during the auto discovery phase of Cisco Spark Hybrid Calendar Service.

Affected Systems and Versions

Product: Cisco Spark Hybrid Calendar Service
Version: Cisco Spark Hybrid Calendar Service

Exploitation Mechanism

Attackers need to monitor unencrypted network traffic to exploit this vulnerability.

Mitigation and Prevention

Immediate Steps to Take

Monitor network traffic for any suspicious activity.
Implement encryption protocols to secure data transmission.

Long-Term Security Practices

Regularly update and patch systems to address vulnerabilities.
Conduct security audits to identify and mitigate potential risks.

Patching and Updates

Apply patches provided by Cisco to fix the vulnerability in Cisco Spark Hybrid Calendar Service.