CVE-2022-29940 : What You Need to Know
Understand the impact of CVE-2022-29940, where LibreHealth EHR 2.0.0 is exposed to multiple cross-site scripting (XSS) vulnerabilities due to lack of sanitization. Learn about the technical details and mitigation steps.
LibreHealth EHR 2.0.0 is impacted by multiple cross-site scripting (XSS) vulnerabilities due to the lack of sanitization in the GET parameters formseq and formid. Here's what you need to know about CVE-2022-29940.
Understanding CVE-2022-29940
This section will cover the essential details regarding the CVE-2022-29940 vulnerability.
What is CVE-2022-29940?
CVE-2022-29940 involves the lack of sanitization of the GET parameters formseq and formid in LibreHealth EHR 2.0.0, leading to the exposure of multiple cross-site scripting (XSS) vulnerabilities.
The Impact of CVE-2022-29940
The impact of CVE-2022-29940 is the potential exploitation of cross-site scripting vulnerabilities in the affected LibreHealth EHR 2.0.0 systems.
Technical Details of CVE-2022-29940
In this section, we will delve into the technical aspects of CVE-2022-29940.
Vulnerability Description
The vulnerability arises from the lack of appropriate sanitization of the GET parameters formseq and formid in the file interface\orders\find_order_popup.php in LibreHealth EHR 2.0.0, enabling attackers to execute cross-site scripting attacks.
Affected Systems and Versions
LibreHealth EHR 2.0.0 is confirmed to be affected by CVE-2022-29940 due to the identified cross-site scripting vulnerabilities.
Exploitation Mechanism
Exploitation of this vulnerability involves crafting malicious inputs for the formseq and formid parameters to execute arbitrary scripts in the context of the user's browser.
Mitigation and Prevention
Learn how to mitigate and prevent the CVE-2022-29940 vulnerability in this section.
Immediate Steps to Take
Immediate actions include applying security patches or updates provided by LibreHealth to address the XSS vulnerabilities in affected systems.
Long-Term Security Practices
Implementing secure coding practices and regularly updating and monitoring the LibreHealth EHR system can help prevent similar vulnerabilities in the future.
Patching and Updates
LibreHealth users are advised to apply the latest patches and updates released by the vendor to mitigate the risks associated with CVE-2022-29940.