Improper Input Validation Affecting rubygems-devel package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.84% (83rd percentile)

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  • Snyk IDSNYK-RHEL7-RUBYGEMSDEVEL-1333135
  • published26 Jul 2021
  • disclosed14 May 2015

Introduced: 14 May 2015

CVE-2015-3900  (opens in a new tab)
CWE-20  (opens in a new tab)
CWE-345  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 rubygems-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygems-devel package and not the rubygems-devel package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

RubyGems 2.0.x before 2.0.16, 2.2.x before 2.2.4, and 2.4.x before 2.4.7 does not validate the hostname when fetching gems or making API requests, which allows remote attackers to redirect requests to arbitrary domains via a crafted DNS SRV record, aka a "DNS hijack attack."

CVSS Scores

version 3.1