CVE-2017-5831 Explained : Impact and Mitigation

Revive Adserver prior to version 4.0.1 is affected by a session fixation vulnerability in the forgot password mechanism, allowing malicious actors to hijack web sessions.

Understanding CVE-2017-5831

This CVE entry highlights a critical security issue in Revive Adserver versions before 4.0.1, potentially leading to session hijacking.

What is CVE-2017-5831?

The vulnerability in the forgot password feature of Revive Adserver versions prior to 4.0.1 allows attackers to manipulate session IDs during the password reset process, leading to session hijacking.

The Impact of CVE-2017-5831

The session fixation vulnerability in Revive Adserver can be exploited by malicious individuals to take control of web sessions, posing a significant security risk to users and organizations.

Technical Details of CVE-2017-5831

This section delves into the technical aspects of the CVE, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in Revive Adserver before version 4.0.1 enables remote attackers to hijack web sessions by manipulating session IDs during the password reset process.

Affected Systems and Versions

Product: Revive Adserver
Vendor: N/A
Versions affected: All versions before 4.0.1

Exploitation Mechanism

Attackers exploit this vulnerability by tampering with session IDs while setting new passwords, allowing them to gain unauthorized access to web sessions.

Mitigation and Prevention

Protecting systems from CVE-2017-5831 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade Revive Adserver to version 4.0.1 or newer to mitigate the vulnerability.
Monitor web sessions for any suspicious activity that could indicate session hijacking.

Long-Term Security Practices

Implement strong session management practices to prevent session fixation attacks.
Conduct regular security audits and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Regularly apply security patches and updates provided by Revive Adserver to address known vulnerabilities and enhance overall system security.