CVE-2018-1000079: Path Traversal

March 13, 2018 (updated November 30, 2018)

RubyGems contains a Directory Traversal vulnerability in gem installation that can result in the gem being able to write to arbitrary filesystem locations during installation. This attack appears to be exploitable by a victim installing a malicious gem.

References

blog.rubygems.org/2018/02/15/2.7.6-released.html
nvd.nist.gov/vuln/detail/CVE-2018-1000079

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