CVE-2017-17790 | BDVDB-2026-94345 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://access.redhat.com/errata/RHSA-2018:0585
- https://lists.debian.org/debian-lts-announce/2017/12/msg00024.html
- https://access.redhat.com/errata/RHSA-2018:0378
- https://github.com/ruby/ruby/pull/1777
- https://access.redhat.com/errata/RHSA-2018:0584
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://access.redhat.com/errata/RHSA-2018:0583
- https://lists.debian.org/debian-lts-announce/2017/12/msg00025.html
- https://www.debian.org/security/2018/dsa-4259
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.