CVE Database›Document archive›CVE-2017-17790

CVE-2017-17790

ruby: Command injection in lib/resolv.rb:lazy_initialize() allows arbitrary code execution

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Severity

Low

Red Hat Product Security

8.1

CVSS 3.0

Review impact separately from score.

Published · December 19, 2017

Updated · November 2, 2026

Description

The "lazy_initialize" function in lib/resolv.rb did not properly process certain filenames. A remote attacker could possibly exploit this flaw to inject and execute arbitrary commands.

Statement

This issue affects the versions of ruby as shipped with Red Hat Enterprise Linux 5, 6 and 7. Red Hat Product Security has rated this issue as having Low security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 8.1
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-77 · Improper Neutralization of Special Elements used in a Command