Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
HackerOne RubyGems
Versions >= 2.0.0affected
References
- https://usn.ubuntu.com/3685-1/ ↗
- https://usn.ubuntu.com/3553-1/ ↗
- https://access.redhat.com/errata/RHSA-2018:0585 ↗
- https://access.redhat.com/errata/RHSA-2018:0378 ↗
- https://hackerone.com/reports/274990 ↗
- https://www.debian.org/security/2017/dsa-4031 ↗
- https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49 ↗
- https://access.redhat.com/errata/RHSA-2017:3485 ↗
- http://blog.rubygems.org/2017/10/09/2.6.14-released.html ↗
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html ↗
- https://access.redhat.com/errata/RHSA-2018:0583 ↗
- http://www.securityfocus.com/bid/101275 ↗
- http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html ↗