CVE-2018-17883 : Security Advisory and Response
Learn about CVE-2018-17883, a vulnerability in Open Ticket Request System (OTRS) versions 6.0.x before 6.0.12 allowing execution of JavaScript via malicious hyperlinks. Find mitigation steps here.
A vulnerability has been identified in Open Ticket Request System (OTRS) versions 6.0.x prior to 6.0.12 that allows an exploiter to send a harmful hyperlink via email, potentially executing JavaScript in the OTRS environment.
Understanding CVE-2018-17883
This CVE identifies a security flaw in OTRS versions 6.0.x before 6.0.12 that could lead to the execution of malicious JavaScript.
What is CVE-2018-17883?
The vulnerability in OTRS allows an attacker to send a malicious hyperlink via email to the OTRS system or an agent, potentially leading to the execution of JavaScript within the OTRS environment.
The Impact of CVE-2018-17883
The exploitation of this vulnerability could result in unauthorized execution of JavaScript code within the OTRS environment, posing a risk of further attacks or data compromise.
Technical Details of CVE-2018-17883
This section provides technical details about the vulnerability.
Vulnerability Description
The vulnerability in OTRS versions 6.0.x before 6.0.12 allows attackers to send harmful hyperlinks via email, enabling the execution of JavaScript within the OTRS environment.
Affected Systems and Versions
- Vendor: n/a
- Product: n/a
- Affected Versions: OTRS versions 6.0.x before 6.0.12
Exploitation Mechanism
Attackers exploit this vulnerability by sending malicious hyperlinks via email to the OTRS system or an agent, triggering the execution of JavaScript upon interaction.
Mitigation and Prevention
Protecting systems from CVE-2018-17883 requires immediate action and long-term security practices.
Immediate Steps to Take
- Update OTRS to version 6.0.12 or later to mitigate the vulnerability.
- Educate users about the risks associated with clicking on unknown hyperlinks.
Long-Term Security Practices
- Regularly update and patch OTRS to address security vulnerabilities.
- Implement email filtering mechanisms to detect and block malicious links.
Patching and Updates
- Apply patches and updates provided by OTRS to address security vulnerabilities and enhance system security.