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tower-http's improper validation of Windows paths could lead to directory traversal attack

Moderate severity GitHub Reviewed Published Jun 17, 2022 to the GitHub Advisory Database • Updated Jun 13, 2023

Package

cargo tower-http (Rust)

Affected versions

>= 0.2.0, < 0.2.1
< 0.1.3

Patched versions

0.2.1
0.1.3

Description

tower_http::services::fs::ServeDir didn't correctly validate Windows paths meaning paths like /foo/bar/c:/windows/web/screen/img101.png would be allowed and respond with the contents of c:/windows/web/screen/img101.png. Thus users could potentially read files anywhere on the filesystem. This only impacts Windows. Linux and other unix likes are not impacted by this.

References

Published to the GitHub Advisory Database Jun 17, 2022
Reviewed Jun 17, 2022
Last updated Jun 13, 2023

Severity

Moderate

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-wwh2-r387-g5rm

Source code

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