ALT-PU-2017-2419-1
Closed vulnerabilities
Published: 2017-10-11
Modified: 2025-04-20
Modified: 2025-04-20
CVE-2017-0903
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.
Severity: HIGH (7.5)
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8)
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
- http://blog.rubygems.org/2017/10/09/2.6.14-released.html
- http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html
- http://www.securityfocus.com/bid/101275
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49
- https://hackerone.com/reports/274990
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://usn.ubuntu.com/3553-1/
- https://usn.ubuntu.com/3685-1/
- https://www.debian.org/security/2017/dsa-4031
- http://blog.rubygems.org/2017/10/09/2.6.14-released.html
- http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html
- http://www.securityfocus.com/bid/101275
- https://access.redhat.com/errata/RHSA-2017:3485
- https://access.redhat.com/errata/RHSA-2018:0378
- https://access.redhat.com/errata/RHSA-2018:0583
- https://access.redhat.com/errata/RHSA-2018:0585
- https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49
- https://hackerone.com/reports/274990
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://usn.ubuntu.com/3553-1/
- https://usn.ubuntu.com/3685-1/
- https://www.debian.org/security/2017/dsa-4031