CVE-2017-13986 Explained : Impact and Mitigation

A reflected Cross-Site Scripting (XSS) vulnerability in ArcSight ESM and ArcSight ESM Express versions prior to 6.9.1c Patch 4 or 6.11.0 Patch 1 allows for the unintended disclosure of information when a specific URL is sent to the system.

Understanding CVE-2017-13986

This CVE involves an unintentional exposure of information vulnerability known as reflected Cross-Site Scripting (XSS) in ArcSight ESM and ArcSight ESM Express.

What is CVE-2017-13986?

The vulnerability occurs when the system receives a specific URL, leading to the unintended disclosure of information.

The Impact of CVE-2017-13986

The vulnerability could be exploited by attackers to disclose sensitive information, potentially compromising the security and confidentiality of data.

Technical Details of CVE-2017-13986

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability is a reflected Cross-Site Scripting (XSS) issue in ArcSight ESM and ArcSight ESM Express versions prior to 6.9.1c Patch 4 or 6.11.0 Patch 1.

Affected Systems and Versions

ArcSight ESM versions prior to 6.9.1c Patch 4
ArcSight ESM Express versions prior to 6.11.0 Patch 1

Exploitation Mechanism

The vulnerability is exploited by sending a specific URL to the system, triggering the disclosure of unintended information.

Mitigation and Prevention

Protecting systems from CVE-2017-13986 is crucial to maintaining security.

Immediate Steps to Take

Apply the necessary patches provided by the vendor to mitigate the vulnerability.
Monitor and restrict network traffic to prevent malicious inputs.
Educate users on safe browsing practices to avoid falling victim to XSS attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.

Patching and Updates

Ensure that systems are updated with the latest patches and security fixes to prevent exploitation of vulnerabilities.