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.
Published: 2017-12-20
Score: 9.8 Critical
EPSS: 4.7% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1221-1 ruby1.9.1 security update
Debian DLA Debian DLA DLA-1222-1 ruby1.8 security update
Debian DLA Debian DLA DLA-1421-1 ruby2.1 security update
Debian DSA Debian DSA DSA-4259-1 ruby2.3 security update
EUVD EUVD EUVD-2017-8941 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.
Ubuntu USN Ubuntu USN USN-3528-1 Ruby vulnerabilities
History

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Subscriptions

Redhat Enterprise Linux Rhel Software Collections
Ruby-lang Ruby
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T20:59:17.807Z

Reserved: 2017-12-20T00:00:00.000Z

Link: CVE-2017-17790

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-12-20T09:29:01.477

Modified: 2025-04-20T01:37:25.860

Link: CVE-2017-17790

cve-icon Redhat

Severity : Low

Publid Date: 2017-12-19T00:00:00Z

Links: CVE-2017-17790 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses