Fortinet Discovers Zimbra Collaboration Chat Cross-Site Scripting Vulnerability
Fortinet's FortiGuard Labs has discovered a Cross-Site Scripting (XSS) vulnerability in Zimbra Collaboration.
Zimbra Collaboration is an open, secure collaboration software suite for email, address book, calendar, file-sharing and tasks. According to its website, there are over 500 million people who are using Zimbra Collaboration and come from 135+ countries. Zimbra Collaboration is used by 500+ service providers, 1000+ government & financial institutions and 200k+ businesses.
A XSS vulnerability has been discovered in Zimbra Collaboration. The vulnerability is caused due to insufficiently sanitizing Chat user name content. It allows remote attackers to launch XSS attack against Zimbra Collaboration users.
SolutionsFortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:
Released Nov 06, 2017
Users should apply the solution provided by Zimbra.
Fortinet reported the vulnerability to Zimbra on November 2, 2017.
Zimbra confirmed the vulnerability on November 6, 2017.
Zimbra patched the vulnerability on December 12, 2017.