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https://issues.apache.org/jira/browse/COMPRESS-495?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Stefan Bodewig resolved COMPRESS-495.
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Resolution: Fixed
I've removed the complete EXTRACT code from the CLI class, it shouldn't be used
anyway.
Thanks again.
> Zip Slip in SevenZ CLI
> ----------------------
>
> Key: COMPRESS-495
> URL: https://issues.apache.org/jira/browse/COMPRESS-495
> Project: Commons Compress
> Issue Type: Bug
> Components: Archivers
> Reporter: Gabor Molnar
> Priority: Major
> Labels: 7zip
> Fix For: 1.20
>
>
> The SevenZ decompressor doesn't check that the file to be extracted is
> escaping the current directory or not.
> Vulnerable code:
> [https://github.com/apache/commons-compress/blob/26b78cecfc1ca0e5daf03109b2c441f960bde678/src/main/java/org/apache/commons/compress/archivers/sevenz/CLI.java#L67]
> In another place in the repository, there is a safe implementation that was
> added as an example when the Zip Slip vulnerability was originally published:
> https://github.com/apache/commons-compress/blob/1a14a23a05f7104e3d41a25a0f7e78ae1556285e/src/main/java/org/apache/commons/compress/archivers/examples/Expander.java#L308
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