RubyGems has Origin Validation Error vulnerability

ALTO 8.1CVE-2017-0902 · GHSA-73w7-6w9g-gc8w · Published 31/08/2017 · updated 17/06/2026

Em resumo

CVE-2017-0902 é uma vulnerabilidade ALTO (CVSS 8.1) que afeta rubygems-update, rubygems (rubygems).
Chance de exploração nos próximos 30 dias (EPSS): 4.8%, maior que 91.9% das vulnerabilidades.
Correção: atualize para 2.6.13 ou posterior.

Package	Affected versions	Patched versions
rubygems-update RubyGems	`< 2.6.13`	`2.6.13`
rubygems rubygems	`≤ 2.6.12`	No fix yet

Description

RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2017-0902 · ADVISORY
rubygems/rubygems commit 8d91516 · WEB
hackerone.com/reports/218088 · WEB
access.redhat.com/errata/RHSA-2017:3485 · WEB
access.redhat.com/errata/RHSA-2018:0378 · WEB
access.redhat.com/errata/RHSA-2018:0583 · WEB
access.redhat.com/errata/RHSA-2018:0585 · WEB
rubygems/rubygems · PACKAGE
lists.debian.org/debian-lts-announce/2018/07/msg00012.html · WEB
security.gentoo.org/glsa/201710-01 · WEB
usn.ubuntu.com/3553-1 · WEB
usn.ubuntu.com/3685-1 · WEB
web.archive.org/web/20170907040741/http://www.securityfocus.com/bid/100586 · WEB
web.archive.org/web/20170907215801/http://www.securitytracker.com/id/1039249 · WEB
debian.org/security/2017/dsa-3966 · WEB
blog.rubygems.org/2017/08/27/2.6.13-released.html · WEB
securityfocus.com/bid/100586 · Third Party Advisory
securitytracker.com/id/1039249 · Third Party Advisory
usn.ubuntu.com/3553-1 · Third Party Advisory
usn.ubuntu.com/3685-1 · Third Party Advisory

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