CVE-2017-0903
N/A
Published: October 11, 2017 at 06:00 PM UTC
Updated: June 17, 2026 at 12:58 AM UTC
10 products affected across 4 vendorsDebian LinuxUbuntu LinuxEnterprise Linux Desktop
Using RubyGems by HackerOne?
Get instant alerts when new vulnerabilities affect RubyGems - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
N/A
Exploit prediction
EPSS 16%
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%95%
Enterprise Linux Server· Red Hatrubygems
95%95%
95%
95%
Bundler· Rubygemsrubygems
95%2.0.02.0.0 preview22.0.0 preview2.12.0.0 preview2.22.0.0 rc12.0.0 rc22.0.12.0.102.0.112.0.122.0.132.0.142.0.152.0.162.0.172.0.22.0.32.0.42.0.52.0.62.0.72.0.82.0.92.1.02.1.0.rc.12.1.0.rc.22.1.12.1.102.1.112.1.22.1.32.1.42.1.52.1.62.1.72.1.82.1.92.2.02.2.0.preiew.12.2.0.rc.12.2.12.2.22.2.32.2.42.2.52.3.02.4.02.4.12.4.22.4.32.4.42.4.52.4.62.4.72.4.82.5.02.5.12.5.22.6.02.6.12.6.102.6.112.6.122.6.132.6.22.6.32.6.42.6.52.6.62.6.72.6.82.6.9
Rubygems· Rubygemsrubygems
60%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (13)
x_refsource_MISCVendor Advisory
Source: [email protected]
http://blog.rubygems.org/2017/10/09/2.6.14-released.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
http://blog.rubygems.org/2017/10/09/unsafe-object-deserialization-vulnerability.htmlVDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/101275Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:3485Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0378Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0583Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:0585x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/rubygems/rubygems/commit/510b1638ac9bba3ceb7a5d73135dafff9e5bab49Quick Info
StatusMODIFIED
CWE
CWE-502
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card