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TI-2018-15729 Aliases CVE-2018-1000074GHSA-qj2w-mw2r-pv39

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier…

Priority LOW 39CWE-502Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 31 fixed, 4 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-502.

Summary

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Deserialization of Untrusted Data vulnerability in owner command that can result in code execution. This attack appear to be exploitable via victim must run the `gem owner` command on a gem with a specially crafted YAML file. This vulnerability appears to have been fixed in 2.7.6.

Why it matters now

EPSS 0.02881 86th percentileScored 2026-11-07
Fix Partial rubygems-update (RubyGems): 2.7.6org.jruby:jruby-stdlib (Maven): 9.1.16.0Red Hat: 7 advisoriesRed Hat: 31 fixed, 4 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—rubygems-update (RubyGems)before 2.7.62.7.6Patch availableGHSA-qj2w-mw2r-pv39
—org.jruby:jruby-stdlib (Maven)before 9.1.16.09.1.16.0Patch availableGHSA-qj2w-mw2r-pv39
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • rubygems-update (RubyGems) Vendor— Affected before 2.7.6 Fixed in 2.7.6 Patch available GHSA-qj2w-mw2r-pv39
  • org.jruby:jruby-stdlib (Maven) Vendor— Affected before 9.1.16.0 Fixed in 9.1.16.0 Patch available GHSA-qj2w-mw2r-pv39

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:*up to 2.2.9; up to 2.3.6; up to 2.4.3; up to 2.5.0Vulnerablerubygems
  • cpe:2.3:a:rubygems:rubygems:*:*:*:*:*:*:*:* Versions up to 2.2.9; up to 2.3.6; up to 2.4.3; up to 2.5.0 Vulnerable ·rubygems

Remediation

  • Fix · GHSA-qj2w-mw2r-pv39 rubygems-update (RubyGems) Fixed in 2.7.6 Advisory →
  • Fix · GHSA-qj2w-mw2r-pv39 org.jruby:jruby-stdlib (Maven) Fixed in 9.1.16.0 Advisory →

Red Hat 7 advisories

  • RHSA-2020:0663 Released 2020-03-03 · Red Hat rating Moderate
    ruby security update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) ruby-2.0.0.648-36.el7_6, ruby-irb-2.0.0.648-36.el7_6, ruby-libs-2.0.0.648-36.el7_6 +6
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) ruby-devel-2.0.0.648-36.el7_6, ruby-doc-2.0.0.648-36.el7_6, ruby-tcltk-2.0.0.648-36.el7_6 +3
    • Red Hat Enterprise Linux Server EUS (v. 7.6) ruby-2.0.0.648-36.el7_6, ruby-irb-2.0.0.648-36.el7_6, ruby-libs-2.0.0.648-36.el7_6 +7
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.6) ruby-devel-2.0.0.648-36.el7_6, ruby-doc-2.0.0.648-36.el7_6, ruby-tcltk-2.0.0.648-36.el7_6 +3
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) ruby-2.0.0.648-36.el7_6, ruby-irb-2.0.0.648-36.el7_6, ruby-libs-2.0.0.648-36.el7_6 +6
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) ruby-devel-2.0.0.648-36.el7_6, ruby-doc-2.0.0.648-36.el7_6, ruby-tcltk-2.0.0.648-36.el7_6 +3
  • RHSA-2020:0591 Released 2020-02-25 · Red Hat rating Moderate
    ruby security update
    • Red Hat Enterprise Linux Server AUS (v. 7.4) ruby-2.0.0.648-35.el7_4, ruby-irb-2.0.0.648-35.el7_4, ruby-libs-2.0.0.648-35.el7_4 +6
    • Red Hat Enterprise Linux Server E4S (v. 7.4) ruby-2.0.0.648-35.el7_4, ruby-irb-2.0.0.648-35.el7_4, ruby-libs-2.0.0.648-35.el7_4 +6
    • Red Hat Enterprise Linux Server Optional AUS (v. 7.4) ruby-devel-2.0.0.648-35.el7_4, ruby-doc-2.0.0.648-35.el7_4, ruby-tcltk-2.0.0.648-35.el7_4 +3
    • Red Hat Enterprise Linux Server Optional E4S (v. 7.4) ruby-devel-2.0.0.648-35.el7_4, ruby-doc-2.0.0.648-35.el7_4, ruby-tcltk-2.0.0.648-35.el7_4 +3
    • Red Hat Enterprise Linux Server Optional TUS (v. 7.4) ruby-devel-2.0.0.648-35.el7_4, ruby-doc-2.0.0.648-35.el7_4, ruby-tcltk-2.0.0.648-35.el7_4 +3
    • Red Hat Enterprise Linux Server TUS (v. 7.4) ruby-2.0.0.648-35.el7_4, ruby-irb-2.0.0.648-35.el7_4, ruby-libs-2.0.0.648-35.el7_4 +6
  • RHSA-2020:0542 Released 2020-02-19 · Red Hat rating Moderate
    ruby security update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.5) ruby-2.0.0.648-35.el7_5, ruby-irb-2.0.0.648-35.el7_5, ruby-libs-2.0.0.648-35.el7_5 +6
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) ruby-devel-2.0.0.648-35.el7_5, ruby-doc-2.0.0.648-35.el7_5, ruby-tcltk-2.0.0.648-35.el7_5 +3
    • Red Hat Enterprise Linux Server EUS (v. 7.5) ruby-2.0.0.648-35.el7_5, ruby-irb-2.0.0.648-35.el7_5, ruby-libs-2.0.0.648-35.el7_5 +7
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.5) ruby-devel-2.0.0.648-35.el7_5, ruby-doc-2.0.0.648-35.el7_5, ruby-tcltk-2.0.0.648-35.el7_5 +3
Show 4 more Red Hat advisories
  • RHSA-2019:2028 Released 2019-08-06 · Red Hat rating Moderate
    ruby security update
    • Red Hat Enterprise Linux Client (v. 7) ruby-2.0.0.648-36.el7, ruby-irb-2.0.0.648-36.el7, ruby-libs-2.0.0.648-36.el7 +6
    • Red Hat Enterprise Linux Client Optional (v. 7) ruby-devel-2.0.0.648-36.el7, ruby-doc-2.0.0.648-36.el7, ruby-tcltk-2.0.0.648-36.el7 +3
    • Red Hat Enterprise Linux ComputeNode (v. 7) ruby-2.0.0.648-36.el7, ruby-irb-2.0.0.648-36.el7, ruby-libs-2.0.0.648-36.el7 +6
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) ruby-devel-2.0.0.648-36.el7, ruby-doc-2.0.0.648-36.el7, ruby-tcltk-2.0.0.648-36.el7 +3
    • Red Hat Enterprise Linux Server (v. 7) ruby-2.0.0.648-36.el7, ruby-irb-2.0.0.648-36.el7, ruby-libs-2.0.0.648-36.el7 +7
    • Red Hat Enterprise Linux Server Optional (v. 7) ruby-devel-2.0.0.648-36.el7, ruby-doc-2.0.0.648-36.el7, ruby-tcltk-2.0.0.648-36.el7 +3
    • Red Hat Enterprise Linux Workstation (v. 7) ruby-2.0.0.648-36.el7, ruby-irb-2.0.0.648-36.el7, ruby-libs-2.0.0.648-36.el7 +6
    • Red Hat Enterprise Linux Workstation Optional (v. 7) ruby-devel-2.0.0.648-36.el7, ruby-doc-2.0.0.648-36.el7, ruby-tcltk-2.0.0.648-36.el7 +3
  • RHSA-2018:3731 Released 2018-11-29 · Red Hat rating Important
    rh-ruby25-ruby security, bug fix, and enhancement update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-ruby25-ruby-2.5.3-6.el7, rh-ruby25-ruby-devel-2.5.3-6.el7, rh-ruby25-ruby-doc-2.5.3-6.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-ruby25-ruby-2.5.3-6.el7, rh-ruby25-ruby-devel-2.5.3-6.el7, rh-ruby25-ruby-doc-2.5.3-6.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-ruby25-ruby-2.5.3-6.el7, rh-ruby25-ruby-devel-2.5.3-6.el7, rh-ruby25-ruby-doc-2.5.3-6.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-ruby25-ruby-2.5.3-6.el7, rh-ruby25-ruby-devel-2.5.3-6.el7, rh-ruby25-ruby-doc-2.5.3-6.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-ruby25-ruby-2.5.3-6.el7, rh-ruby25-ruby-devel-2.5.3-6.el7, rh-ruby25-ruby-doc-2.5.3-6.el7 +17
  • RHSA-2018:3730 Released 2018-11-29 · Red Hat rating Important
    rh-ruby24-ruby security, bug fix, and enhancement update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-ruby24-ruby-2.4.5-91.el6, rh-ruby24-ruby-devel-2.4.5-91.el6, rh-ruby24-ruby-doc-2.4.5-91.el6 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-ruby24-ruby-2.4.5-91.el7, rh-ruby24-ruby-devel-2.4.5-91.el7, rh-ruby24-ruby-doc-2.4.5-91.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-ruby24-ruby-2.4.5-91.el7, rh-ruby24-ruby-devel-2.4.5-91.el7, rh-ruby24-ruby-doc-2.4.5-91.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-ruby24-ruby-2.4.5-91.el7, rh-ruby24-ruby-devel-2.4.5-91.el7, rh-ruby24-ruby-doc-2.4.5-91.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-ruby24-ruby-2.4.5-91.el7, rh-ruby24-ruby-devel-2.4.5-91.el7, rh-ruby24-ruby-doc-2.4.5-91.el7 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-ruby24-ruby-2.4.5-91.el6, rh-ruby24-ruby-devel-2.4.5-91.el6, rh-ruby24-ruby-doc-2.4.5-91.el6 +17
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-ruby24-ruby-2.4.5-91.el7, rh-ruby24-ruby-devel-2.4.5-91.el7, rh-ruby24-ruby-doc-2.4.5-91.el7 +17
  • RHSA-2018:3729 Released 2018-11-29 · Red Hat rating Important
    rh-ruby23-ruby security, bug fix, and enhancement update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-ruby23-ruby-2.3.8-69.el6, rh-ruby23-ruby-devel-2.3.8-69.el6, rh-ruby23-ruby-doc-2.3.8-69.el6 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-ruby23-ruby-2.3.8-69.el7, rh-ruby23-ruby-devel-2.3.8-69.el7, rh-ruby23-ruby-doc-2.3.8-69.el7 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) rh-ruby23-ruby-2.3.8-69.el7, rh-ruby23-ruby-devel-2.3.8-69.el7, rh-ruby23-ruby-doc-2.3.8-69.el7 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) rh-ruby23-ruby-2.3.8-69.el7, rh-ruby23-ruby-devel-2.3.8-69.el7, rh-ruby23-ruby-doc-2.3.8-69.el7 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) rh-ruby23-ruby-2.3.8-69.el7, rh-ruby23-ruby-devel-2.3.8-69.el7, rh-ruby23-ruby-doc-2.3.8-69.el7 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-ruby23-ruby-2.3.8-69.el6, rh-ruby23-ruby-devel-2.3.8-69.el6, rh-ruby23-ruby-doc-2.3.8-69.el6 +16
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-ruby23-ruby-2.3.8-69.el7, rh-ruby23-ruby-devel-2.3.8-69.el7, rh-ruby23-ruby-doc-2.3.8-69.el7 +16

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise MRG 2AffectedNo fix planned: Will not fix
Red Hat Satellite 6AffectedNo fix planned: Will not fix
Red Hat Subscription Asset ManagerAffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux ComputeNode EUS (v. 7.5)Fixed RHSA-2020:0542
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6)Fixed RHSA-2020:0663
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5)Fixed RHSA-2020:0542
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6)Fixed RHSA-2020:0663
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux Server AUS (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Server E4S (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2020:0542
Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2020:0663
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux Server Optional AUS (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Server Optional E4S (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Server Optional EUS (v. 7.5)Fixed RHSA-2020:0542
Red Hat Enterprise Linux Server Optional EUS (v. 7.6)Fixed RHSA-2020:0663
Red Hat Enterprise Linux Server Optional TUS (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Server TUS (v. 7.4)Fixed RHSA-2020:0591
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2019:2028
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2020:0663
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2020:0663
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2018:3729, RHSA-2018:3730
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:3729, RHSA-2018:3730, RHSA-2018:3731
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4)Fixed RHSA-2018:3729, RHSA-2018:3730, RHSA-2018:3731
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2018:3729, RHSA-2018:3730, RHSA-2018:3731
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2018:3729, RHSA-2018:3730, RHSA-2018:3731
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2018:3729, RHSA-2018:3730
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:3729, RHSA-2018:3730, RHSA-2018:3731
Not affected: 1 product
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-1000074
  2. 2026-10-03 Alias added: GHSA-qj2w-mw2r-pv39

References

Patch 1

Advisory 15

Other 8

  • TI-2017-00851 Deserialization of untrusted data in HackerOne RubyGems CVSS 3.0CRITICAL 9.8
  • TI-2017-00849 Path traversal in HackerOne RubyGems CVSS 3.0HIGH 7.5
  • TI-2017-00847 Code injection in HackerOne RubyGems CVSS 3.0CRITICAL 9.8
  • TI-2018-15731 RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier… CVSS 3.0CRITICAL 9.8
  • TI-2019-05977 An issue was discovered in RubyGems 2.6 and later through 3.0.2. CVSS 3.1HIGH 8.8
  • TI-2017-00848 RubyGems version 2.6.12 and earlier is vulnerable to maliciously crafted gem… CVSS 3.0HIGH 7.5
See all 24 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences