cve/2017/CVE-2017-17790.md
2024-06-09 00:33:16 +00:00

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CVE-2017-17790

Description

The lazy_initialize function in lib/resolv.rb in Ruby through 2.4.3 uses Kernel#open, which might allow Command Injection attacks, as demonstrated by a Resolv::Hosts::new argument beginning with a '|' character, a different vulnerability than CVE-2017-17405. NOTE: situations with untrusted input may be highly unlikely.

POC

Reference

Github