CVE-2017-20113 : Security Advisory and Response

A problematic vulnerability has been discovered in TrueConf Server 4.3.7, allowing for stored cross-site scripting attacks. This CVE has a low severity score but can be exploited remotely, potentially leading to misuse.

Understanding CVE-2017-20113

This CVE pertains to a vulnerability in TrueConf Server 4.3.7 that enables basic cross-site scripting attacks.

What is CVE-2017-20113?

The vulnerability in TrueConf Server 4.3.7 allows for stored cross-site scripting attacks, which can be activated remotely, posing a risk of exploitation.

The Impact of CVE-2017-20113

The vulnerability has a low severity score but can still be misused by attackers to execute cross-site scripting attacks on affected systems.

Technical Details of CVE-2017-20113

TrueConf Server Stored cross-site scripting vulnerability details.

Vulnerability Description

Vulnerability Type: Stored Cross-Site Scripting (XSS)
CVSS Base Score: 3.5 (Low)
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Exploit Publicly Disclosed: Yes

Affected Systems and Versions

Product: TrueConf Server
Vendor: TrueConf
Version: 4.3.7

Exploitation Mechanism

The vulnerability can be exploited through basic cross-site scripting (Stored) and has the potential to be activated remotely.

Mitigation and Prevention

Steps to mitigate the CVE-2017-20113 vulnerability.

Immediate Steps to Take

Apply security patches provided by TrueConf promptly.
Monitor for any unusual activities on the TrueConf Server.
Educate users on safe browsing practices to prevent XSS attacks.

Long-Term Security Practices

Regularly update and patch TrueConf Server to address security vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate vulnerabilities.

Patching and Updates

Stay informed about security updates and advisories from TrueConf.
Implement a robust cybersecurity strategy to protect against XSS and other web-based attacks.