What is CVE-2013-0334?

CVE-2013-0334 is a vulnerability in Bundler, classified under Improper Input Validation. Published 2014-10-31.

Is CVE-2013-0334 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Bundler

CVE-2013-0334

Bundler before 1.7, when multiple top-level source lines are used, allows remote attackers to install arbitrary gems by creating a gem with the same name as another gem in a different source.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2014-10-31 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.039 (89.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000

Affected products

Bundler
Fedoraproject Fedora — versions 19, 20, 21
openSUSE — versions 13.1, 13.2

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

ikedaisuke/rushcheck

References

security.gentoo.org/glsa/201609-02 (vendor-advisory, Third Party Advisory)
lists.fedoraproject.org/pipermail/package-announce/2014-October/140609.html (vendor-advisory, Third Party Advisory)
lists.fedoraproject.org/pipermail/package-announce/2014-October/140654.html (vendor-advisory, Third Party Advisory)
bundler.io/blog/2014/08/14/bundler-may-install-gems-from-a-different-source-tha… (Vendor Advisory)
www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (Third Party Advisory)
lists.fedoraproject.org/pipermail/package-announce/2014-October/140655.html (vendor-advisory, Third Party Advisory)
lists.opensuse.org/opensuse-updates/2015-03/msg00092.html (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/70099 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2013-0334?: CVE-2013-0334 is a vulnerability in Bundler, classified under Improper Input Validation. Published 2014-10-31.
Is CVE-2013-0334 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.