CVE-2024-3938: 
dotCMS vulnerability analysis and mitigation

CVE-2024-3938 is a vulnerability discovered in dotCMS's reset password login page that allows HTML injection via URL parameters. The vulnerability was initially reported on April 8, 2024, and affects dotCMS versions from 5.1.5 up to versions before 24.05.31. This security issue has been classified as a Cross-site Scripting (XSS) vulnerability with a CVSS v3.1 base score of 6.1 (Medium severity) (NVD, DotCMS Advisory).

The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) and CWE-20 (Improper Input Validation). The issue manifests when URL parameters in the reset password login page are not properly sanitized, allowing for HTML injection. The vulnerability can be demonstrated by accessing a specific URL pattern on a local instance with malicious HTML content in the resetEmail parameter (DotCMS Advisory).

The vulnerability has received a CVSS v3.1 base score of 6.1 (Medium), with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. This indicates that the vulnerability can be exploited remotely, requires low attack complexity, needs no privileges, but does require user interaction. It can potentially lead to limited confidentiality and integrity impacts (NVD).

The vulnerability has been patched in multiple versions: 24.05.31, 23.01.18 LTS, 23.10.24v11 LTS, and 24.04.24v3 LTS. Users are advised to update to these fixed versions or later to mitigate the vulnerability (DotCMS Advisory).