CVE-2020-10098 : Security Advisory and Response

Zammad 3.0 through 3.2 is affected by an XSS vulnerability that allows a low-privileged user to inject malicious code via the Email functionality, leading to the execution of JavaScript in users' browsers.

Understanding CVE-2020-10098

This CVE involves a cross-site scripting (XSS) issue in Zammad versions 3.0 through 3.2, enabling the injection of harmful code through Email features.

What is CVE-2020-10098?

An XSS vulnerability in Zammad 3.0 through 3.2
Allows low-privileged users to insert malicious code via Email
Malicious JavaScript executes in users' browsers when opening affected Tickets

The Impact of CVE-2020-10098

Low-privileged users can compromise system integrity
Malicious code execution in the context of affected users

Technical Details of CVE-2020-10098

This section provides technical insights into the vulnerability.

Vulnerability Description

XSS flaw in Zammad 3.0 through 3.2
Malicious code injection via Email functionality

Affected Systems and Versions

Zammad versions 3.0 through 3.2

Exploitation Mechanism

Low-privileged user injects malicious code via Email
Malicious JavaScript executes in affected users' browsers

Mitigation and Prevention

Protect your systems from CVE-2020-10098 with these measures.

Immediate Steps to Take

Update Zammad to a patched version
Restrict low-privileged user access to critical functions

Long-Term Security Practices

Regular security training for users on identifying phishing attempts
Implement content security policies to mitigate XSS risks

Patching and Updates

Apply security patches promptly
Monitor for any unusual activities in Zammad related to Email functionality