CVE-2019-15233 : Security Advisory and Response

A Cross-Site Scripting (XSS) vulnerability in the Live:Text Box macro of the Old Street Live Input Macros app for Confluence allows unauthorized access to steal the Administrator Session Cookie.

Understanding CVE-2019-15233

This CVE entry describes a security issue in the Live:Text Box macro of a specific Confluence app that can lead to a critical data breach.

What is CVE-2019-15233?

The vulnerability in the Live:Text Box macro of the Old Street Live Input Macros app version 2.11 and earlier for Confluence enables attackers to gain unauthorized access and steal the Administrator Session Cookie.

The Impact of CVE-2019-15233

Exploiting this vulnerability can result in unauthorized access to sensitive information and compromise the security of Confluence instances using the affected app.

Technical Details of CVE-2019-15233

This section provides more in-depth technical insights into the CVE-2019-15233 vulnerability.

Vulnerability Description

The XSS vulnerability in the Live:Text Box macro of the Old Street Live Input Macros app allows attackers to steal the Administrator Session Cookie, posing a significant security risk.

Affected Systems and Versions

Product: Old Street Live Input Macros app
Versions affected: 2.11 and earlier

Exploitation Mechanism

Attackers can exploit the XSS vulnerability in the Live:Text Box macro to execute malicious scripts and steal the Administrator Session Cookie, potentially leading to unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2019-15233 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Old Street Live Input Macros app to a secure version that addresses the XSS vulnerability.
Monitor Confluence instances for any unauthorized access or suspicious activities.

Long-Term Security Practices

Regularly audit and review macros and plugins used in Confluence for potential security risks.
Educate users on safe browsing practices and the risks of XSS attacks.

Patching and Updates

Apply security patches and updates provided by the app vendor to mitigate the XSS vulnerability and enhance overall system security.