critical
CVE-2017-0903
rubygems: Unsafe object deserialization through YAML formatted gem specifications
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.
Severity by source
NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GHSA9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat5.6CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Trivy's own label is CRITICAL. Rated critical by NVD, GHSA, Ruby Advisory DB. Rated lower by Oracle (high), Red Hat (medium), Amazon (medium), Ubuntu (medium).
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 packages and fixed versions
| Source | Package | Fixed in |
|---|---|---|
| rubygems::GitHub Security Advisory RubyGems | rubygems-update | 2.6.14 |
| rubygems::Ruby Advisory Database | rubygems-update | >= 2.6.14 |
| amazon linux 1 | ruby22, ruby22-debuginfo, ruby22-devel and 35 more | 2.2.9-1.10.amzn1 and 19 more |
| debian 11 | rubygems | 3.2.0~rc.1-1 |
| debian 12 | rubygems | 3.2.0~rc.1-1 |
| debian 13 | rubygems | 3.2.0~rc.1-1 |
| debian 14 | rubygems | 3.2.0~rc.1-1 |
| debian 8 | ruby2.1 | 2.1.5-2+deb8u4 |
| debian 9 | ruby2.3 | 2.3.3-1+deb9u2 |
| echo | rubygems | 3.2.0~rc.1-1 |
| Oracle Linux 7 | ruby, ruby-devel, ruby-doc and 12 more | 2.0.0.648-33.el7_4 and 8 more |
| ubuntu 14.04 | ruby2.0 | 2.0.0.484-1ubuntu2.10 |
Show all 66 entries from 15 sources
| Source | Package | Fixed in |
|---|---|---|
| rubygems::GitHub Security Advisory RubyGems | rubygems-update | 2.6.14 |
| rubygems::Ruby Advisory Database | rubygems-update | >= 2.6.14 |
| amazon linux 1 | ruby22 | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby22-debuginfo | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby22-devel | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby22-doc | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby22-irb | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby22-libs | 2.2.9-1.10.amzn1 |
| amazon linux 1 | ruby23 | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby23-debuginfo | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby23-devel | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby23-doc | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby23-irb | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby23-libs | 2.3.6-1.18.amzn1 |
| amazon linux 1 | ruby24 | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | ruby24-debuginfo | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | ruby24-devel | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | ruby24-doc | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | ruby24-irb | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | ruby24-libs | 2.4.3-1.30.5.amzn1 |
| amazon linux 1 | rubygem22-bigdecimal | 1.2.6-1.10.amzn1 |
| amazon linux 1 | rubygem22-io-console | 0.4.3-1.10.amzn1 |
| amazon linux 1 | rubygem22-psych | 2.0.8.1-1.10.amzn1 |
| amazon linux 1 | rubygem23-bigdecimal | 1.2.8-1.18.amzn1 |
| amazon linux 1 | rubygem23-did_you_mean | 1.0.0-1.18.amzn1 |
| amazon linux 1 | rubygem23-io-console | 0.4.5-1.18.amzn1 |
| amazon linux 1 | rubygem23-json | 1.8.3.1-1.18.amzn1 |
| amazon linux 1 | rubygem23-psych | 2.1.0.1-1.18.amzn1 |
| amazon linux 1 | rubygem24-bigdecimal | 1.3.0-1.30.5.amzn1 |
| amazon linux 1 | rubygem24-did_you_mean | 1.1.0-1.30.5.amzn1 |
| amazon linux 1 | rubygem24-io-console | 0.4.6-1.30.5.amzn1 |
| amazon linux 1 | rubygem24-json | 2.0.4-1.30.5.amzn1 |
| amazon linux 1 | rubygem24-psych | 2.2.2-1.30.5.amzn1 |
| amazon linux 1 | rubygem24-xmlrpc | 0.2.1-1.30.5.amzn1 |
| amazon linux 1 | rubygems22 | 2.4.5.2-1.10.amzn1 |
| amazon linux 1 | rubygems22-devel | 2.4.5.2-1.10.amzn1 |
| amazon linux 1 | rubygems23 | 2.5.2.2-1.18.amzn1 |
| amazon linux 1 | rubygems23-devel | 2.5.2.2-1.18.amzn1 |
| amazon linux 1 | rubygems24 | 2.6.14-1.30.5.amzn1 |
| amazon linux 1 | rubygems24-devel | 2.6.14-1.30.5.amzn1 |
| debian 11 | rubygems | 3.2.0~rc.1-1 |
| debian 12 | rubygems | 3.2.0~rc.1-1 |
| debian 13 | rubygems | 3.2.0~rc.1-1 |
| debian 14 | rubygems | 3.2.0~rc.1-1 |
| debian 8 | ruby2.1 | 2.1.5-2+deb8u4 |
| debian 9 | ruby2.3 | 2.3.3-1+deb9u2 |
| echo | rubygems | 3.2.0~rc.1-1 |
| Oracle Linux 7 | ruby | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | ruby-devel | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | ruby-doc | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | ruby-irb | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | ruby-libs | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | ruby-tcltk | 2.0.0.648-33.el7_4 |
| Oracle Linux 7 | rubygem-bigdecimal | 1.2.0-33.el7_4 |
| Oracle Linux 7 | rubygem-io-console | 0.4.2-33.el7_4 |
| Oracle Linux 7 | rubygem-json | 1.7.7-33.el7_4 |
| Oracle Linux 7 | rubygem-minitest | 4.3.2-33.el7_4 |
| Oracle Linux 7 | rubygem-psych | 2.0.0-33.el7_4 |
| Oracle Linux 7 | rubygem-rake | 0.9.6-33.el7_4 |
| Oracle Linux 7 | rubygem-rdoc | 4.0.0-33.el7_4 |
| Oracle Linux 7 | rubygems | 2.0.14.1-33.el7_4 |
| Oracle Linux 7 | rubygems-devel | 2.0.14.1-33.el7_4 |
| ubuntu 14.04 | ruby2.0 | 2.0.0.484-1ubuntu2.10 |
| ubuntu 16.04 | ruby2.3 | 2.3.1-2~16.04.6 |
| ubuntu 16.04-ESM | ruby2.3 | 2.3.1-2~16.04.6 |
| ubuntu 17.10 | ruby2.3 | 2.3.3-1ubuntu1.3 |
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://access.redhat.com/security/cve/CVE-2017-0903
All 26 references
- https://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.html
- https://github.com/rubygems/rubygems
- https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49
- https://hackerone.com/reports/274990
- https://linux.oracle.com/cve/CVE-2017-0903.html
- https://linux.oracle.com/errata/ELSA-2018-0378.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://nvd.nist.gov/vuln/detail/CVE-2017-0903
- https://ubuntu.com/security/notices/USN-3553-1
- https://ubuntu.com/security/notices/USN-3685-1
- https://ubuntu.com/security/notices/USN-3685-2
- https://usn.ubuntu.com/3553-1
- https://usn.ubuntu.com/3553-1/
- https://usn.ubuntu.com/3685-1
- https://usn.ubuntu.com/3685-1/
- https://web.archive.org/web/20200227143351/http://www.securityfocus.com/bid/101275
- https://www.cve.org/CVERecord?id=CVE-2017-0903
- https://www.debian.org/security/2017/dsa-4031