Arbitrary file read vulnerability in yard server

GHSA-gj4p-3wh3-2rmf · CVE-2017-17042

Published Dec 21, 2017 · Modified Feb 16, 2024

Description

lib/yard/core_ext/file.rb in the server in YARD before 0.9.11 does not block relative paths with an initial ../ sequence, which allows attackers to conduct directory traversal attacks and read arbitrary files.

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2017-17042
WEB https://github.com/lsegal/yard/commit/b0217b3e30dc53d057b1682506333335975e62b4
ADVISORY https://github.com/advisories/GHSA-gj4p-3wh3-2rmf
PACKAGE https://github.com/lsegal/yard
WEB https://github.com/rubysec/ruby-advisory-db/blob/master/gems/yard/CVE-2017-17042.yml

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