Roundcube - Cross-Site Scripting (XSS) Vulnerability
Summary
DLA-537-1: roundcube - security update. Affects roundcube versions < 0.7.2-9+deb7u3. Fixed in 0.7.2-9+deb7u3. How to fix ↓
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Background
Roundcube is a webmail solution designed for IMAP servers. It provides users with a convenient interface to access and manage their email accounts. The software allows users to send, receive, and organize emails, as well as perform various actions such as attaching files and viewing HTML content. However, Roundcube was found to be vulnerable to cross-site scripting (XSS) attacks when handling SVG images.
Vulnerability Detail
The vulnerability in Roundcube arises from its handling of SVG images. When a user right-clicks on the download link of an attached image, it is possible for embedded JavaScript to be executed in a separate tab. This allows an attacker to inject malicious code into the user's session, potentially leading to unauthorized access, data theft, or other malicious activities. The vulnerability has been assigned CVE-2016-4068.
How To Fix
Minimum fixed version
0.7.2-9+deb7u3
This is the first release that contains the fix.
sudo apt-get install --only-upgrade roundcubeTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability. However, users can minimize the risk by avoiding right-clicking on download links of attached images in Roundcube.
Conclusion
The vulnerability in Roundcube that allows for cross-site scripting (XSS) attacks when handling SVG images can be mitigated by upgrading to the recommended version. It is important to promptly apply the necessary updates to ensure the security of your Roundcube installation. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for roundcube →
FAQ
Roundcube is a webmail solution that allows users to access and manage their email accounts through a web interface.
Cross-site scripting (XSS) is a type of security vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users.
The vulnerability in Roundcube allows attackers to execute malicious JavaScript code in a separate tab when a user right-clicks on the download link of an attached image. This can lead to unauthorized access, data theft, or other malicious activities.
Yes, this vulnerability has been assigned CVE-2016-4068.
To fix the vulnerability, you should upgrade your Roundcube installation to version 0.7.2-9+deb7u3 or later. This update disables the display of SVG images in emails and tabs, effectively mitigating the risk of XSS attacks.
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