morpheus65535 bazarr up to 1.3.0 /api/swaggerui/static send_file filename path traversal

Summaryinfo

A vulnerability marked as critical has been reported in morpheus65535 bazarr up to 1.3.0. Impacted is the function send_file of the file /api/swaggerui/static. The manipulation of the argument filename leads to path traversal. This vulnerability is documented as CVE-2023-50265. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in morpheus65535 bazarr up to 1.3.0. This issue affects the function send_file of the file /api/swaggerui/static. The manipulation of the argument filename 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. The summary by CVE is:

Bazarr manages and downloads subtitles. Prior to 1.3.1, the /api/swaggerui/static endpoint in bazarr/app/ui.py does not validate the user-controlled filename variable and uses it in the send_file function, which leads to an arbitrary file read on the system. This issue is fixed in version 1.3.1.

The weakness was released 12/16/2023 as GHSL-2023-192. It is possible to read the advisory at securitylab.github.com. The identification of this vulnerability is CVE-2023-50265 since 12/05/2023. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 1.3.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 17add7fbb3ae1919a40d505470d499d46df9ae6b 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

• morpheus65535

Name

• bazarr

Version

• 1.0
• 1.1
• 1.2
• 1.3.0

License

• open-source

Website

• Product: https://github.com/morpheus65535/bazarr/

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CPE 2.2info

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