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CVE-2017-0903

CVE-2017-0903

EPSS 15.9%CWE-502
RubyGems versions between 2.0.0 and 2.6.13 are vulnerable to a possible remote code execution vulnerability. YAML deserialization of gem specifications can bypass class white lists. Specially crafted serialized objects can possibly be used to escalate to remote code execution.
Produtos afetados
HackerOne · RubyGems

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Referências
http://blog.rubygems.org/2017/10/09/2.6.14-released.htmlhttp://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.htmlhttps://access.redhat.com/errata/RHSA-2017:3485https://access.redhat.com/errata/RHSA-2018:0378https://access.redhat.com/errata/RHSA-2018:0583https://access.redhat.com/errata/RHSA-2018:0585https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49https://hackerone.com/reports/274990https://lists.debian.org/debian-lts-announce/2018/07/msg00012.htmlhttps://usn.ubuntu.com/3553-1/https://usn.ubuntu.com/3685-1/https://www.debian.org/security/2017/dsa-4031