OpenC3 cosmos up to 5.18.x LocalMode open_local_file path traversal

Summaryinfo

A vulnerability has been found in OpenC3 cosmos up to 5.18.x and classified as critical. The impacted element is the function open_local_file of the component LocalMode. This manipulation causes path traversal. This vulnerability is handled as CVE-2024-46977. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in OpenC3 cosmos up to 5.18.x and classified as critical. Affected by this vulnerability is the function open_local_file of the component LocalMode. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. The summary by CVE is:

OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. A path traversal vulnerability inside of LocalMode's open_local_file method allows an authenticated user with adequate permissions to download any .txt via the ScreensController#show on the web server COSMOS is running on (depending on the file permissions). This vulnerability is fixed in 5.19.0.

The advisory is shared at github.com. This vulnerability is known as CVE-2024-46977 since 09/16/2024. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Upgrading to version 5.19.0 eliminates this vulnerability. Applying the patch a34e61aea5a465f0ab3e57d833ae7ff4cafd710b 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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• OpenC3

Name

• cosmos

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6
• 5.7
• 5.8
• 5.9
• 5.10
• 5.11
• 5.12
• 5.13
• 5.14
• 5.15
• 5.16
• 5.17
• 5.18

License

• open-source

Website

• Product: https://github.com/OpenC3/cosmos/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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