dgtlmoon changedetection.io up to 0.48.04 path traversal

Summaryinfo

A vulnerability was found in dgtlmoon changedetection.io up to 0.48.04 and classified as critical. This vulnerability affects unknown code. Such manipulation leads to path traversal. This vulnerability is uniquely identified as CVE-2024-56509. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in dgtlmoon changedetection.io up to 0.48.04. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. CVE summarizes:

changedetection.io is a free open source web page change detection, website watcher, restock monitor and notification service. Improper input validation in the application can allow attackers to perform local file read (LFR) or path traversal attacks. These vulnerabilities occur when user input is used to construct file paths without adequate sanitization or validation. For example, using file:../../../etc/passwd or file: ///etc/passwd can bypass weak validations and allow unauthorized access to sensitive files. Even though this has been addressed in previous patch, it is still insufficient. This vulnerability is fixed in 0.48.05.

The advisory is available at github.com. This vulnerability is handled as CVE-2024-56509 since 12/26/2024. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 0.48.05 eliminates this vulnerability. Applying the patch f7e9846c9b40a229813d19cdb66bf60fbe5e6a2a is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• dgtlmoon

Name

• changedetection.io

Version

• 0.48.04

License

• open-source

Website

• Product: https://github.com/dgtlmoon/changedetection.io/

CPE 2.3info

• 🔍

CPE 2.2info

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