CVE-2023-1248 : Security Advisory and Response

This CVE-2023-1248 was published on March 20, 2023, by OTRS and affects OTRS and ((OTRS)) Community Edition. The vulnerability allows for Cross-Site Scripting (XSS) due to improper input validation in the Ticket Actions modules.

Understanding CVE-2023-1248

This section delves into the details of CVE-2023-1248, shedding light on its impact, technical aspects, and mitigation strategies.

What is CVE-2023-1248?

CVE-2023-1248 is an Improper Input Validation vulnerability in OTRS AG OTRS and ((OTRS)) Community Edition, specifically in the Ticket Actions modules, enabling Cross-Site Scripting (XSS) attacks. The affected versions include OTRS versions from 7.0.X before 7.0.42 and ((OTRS)) Community Edition versions from 6.0.1 through 6.0.34.

The Impact of CVE-2023-1248

This vulnerability, categorized under CAPEC-63 for Cross-Site Scripting (XSS), poses a medium severity risk with a CVSS base score of 6.1. It requires user interaction and has a low impact on confidentiality, integrity, and privileges required for exploitation.

Technical Details of CVE-2023-1248

In this section, we explore the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from improper input validation in the Ticket Actions modules of OTRS AG OTRS and ((OTRS)) Community Edition, allowing attackers to execute XSS attacks.

Affected Systems and Versions

The vulnerability affects OTRS versions prior to 7.0.42 and ((OTRS)) Community Edition versions between 6.0.1 and 6.0.34, specifically impacting the Ticket Actions modules.

Exploitation Mechanism

Exploiting CVE-2023-1248 involves manipulating input within the affected Ticket Actions modules to inject and execute malicious scripts, leading to XSS attacks.

Mitigation and Prevention

Mitigating the risks associated with CVE-2023-1248 involves taking immediate actions, adopting long-term security practices, and applying necessary patches and updates.

Immediate Steps to Take

Users are advised to update to OTRS version 7.0.42 to address the vulnerability effectively and prevent potential XSS attacks.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and ensuring robust input validation mechanisms can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly updating to the latest patched versions of OTRS and ((OTRS)) Community Edition is crucial to stay protected against emerging security threats and vulnerabilities like CVE-2023-1248.