CVE-2017-17790
N/A
Published: December 20, 2017 at 09:00 AM UTC
Updated: June 17, 2026 at 01:11 AM UTC
1 product affected across 1 vendorRuby
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Severity
N/A
Exploit prediction
EPSS 6%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ruby· Ruby Langrubygems
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (9)
Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0378Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0583Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0584Vendor Advisoryx_refsource_REDHAT
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0585x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/ruby/ruby/pull/1777Mailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2017/12/msg00024.htmlMailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2017/12/msg00025.htmlMailing Listx_refsource_MLIST
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlQuick Info
StatusMODIFIED
CWE
CWE-74
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