CVE-2020-5280
Description
http4s before versions 0.18.26, 0.20.20, and 0.21.2 has a local file inclusion vulnerability. This vulnerability applies to all users of org.http4s.server.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalization is applied incorrectly. Requests whose path info contain ../ or // can expose resources outside of the configured location. This issue is patched in versions 0.18.26, 0.20.20, and 0.21.2. Note that 0.19.0 is a deprecated release and has never been supported.
How to fix
- typelevel http4s0.18.26, 0.20.20, 0.21.2 or later
- org.http4s:http4s-server_2.120.18.26, 0.20.20, 0.21.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| typelevel http4s | v < 0.18.26, 0.19.0 ≤ v < 0.20.20, 0.21.0 ≤ v < 0.21.2 | 0.18.26, 0.20.20, 0.21.2 |
| org.http4s:http4s-server_2.12Maven | v < 0.18.26, 0.19.0 ≤ v < 0.20.20, 0.21.0 ≤ v < 0.21.2 | 0.18.26, 0.20.20, 0.21.2 |
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