Streamlit up to 1.36.x on Windows Static File Sharing path traversal

Summaryinfo

A vulnerability categorized as critical has been discovered in Streamlit up to 1.36.x on Windows. Affected by this issue is some unknown functionality of the component Static File Sharing. Executing a manipulation can lead to path traversal. This vulnerability appears as CVE-2024-42474. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Streamlit up to 1.36.x on Windows and classified as critical. This vulnerability affects an unknown functionality of the component Static File Sharing. 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, integrity, and availability. CVE summarizes:

Streamlit is a data oriented application development framework for python. Snowflake Streamlit open source addressed a security vulnerability via the static file sharing feature. Users of hosted Streamlit app(s) on Windows were vulnerable to a path traversal vulnerability when the static file sharing feature is enabled. An attacker could utilize the vulnerability to leak the password hash of the Windows user running Streamlit. The vulnerability was patched on Jul 25, 2024, as part of Streamlit open source version 1.37.0. The vulnerability only affects Windows.

The advisory is available at github.com. This vulnerability was named CVE-2024-42474 since 08/02/2024. The exploitation appears to be difficult. The attack can be initiated 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 1.37.0 eliminates this vulnerability. Applying the patch 3a639859cfdfba2187c81897d44a3e33825eb0a3 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

Name

• Streamlit

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.36

License

• open-source

Website

• Product: https://github.com/streamlit/streamlit/

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