CVE-2020-1765 : What You Need to Know

An improper control of parameters allows the spoofing of the from fields in various screens in OTRS. This CVE affects OTRS Community Edition 5.0.x, 6.0.x, and OTRS 7.0.x.

Understanding CVE-2020-1765

This CVE involves the spoofing of the from fields in certain screens within OTRS.

What is CVE-2020-1765?

CVE-2020-1765 refers to an issue in OTRS that enables the spoofing of the 'from' fields in screens like AgentTicketCompose, AgentTicketForward, AgentTicketBounce, and AgentTicketEmailOutbound.

The Impact of CVE-2020-1765

This security vulnerability can be exploited to create misleading email messages that appear to be from legitimate sources within the affected OTRS versions.

Technical Details of CVE-2020-1765

This section outlines specific technical aspects of the CVE.

Vulnerability Description

The vulnerability allows attackers to manipulate the 'from' field in various OTRS screens, potentially leading to phishing or other malicious activities.

Affected Systems and Versions

OTRS Community Edition 5.0.x version 5.0.39 and earlier
OTRS Community Edition 6.0.x version 6.0.24 and earlier
OTRS 7.0.x version 7.0.13 and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating parameters to control the 'from' fields on specified screens, enabling spoofed email activities.

Mitigation and Prevention

Steps to address and prevent the exploitation of CVE-2020-1765.

Immediate Steps to Take

Upgrade to OTRS 7.0.14, ((OTRS)) Community Edition 6.0.25, or ((OTRS)) Community Edition 5.0.40
Apply provided patches for affected OTRS versions

Long-Term Security Practices

Regularly update OTRS installations to the latest versions
Conduct security audits and penetration testing to identify and address vulnerabilities

Patching and Updates

Install the relevant patches for the affected OTRS versions to mitigate the CVE-2020-1765 vulnerability.