Public Date:
921329: CVE-2013-1854 rubygem-activerecord: attribute_dos Symbol DoS vulnerability
A flaw was found in the way Ruby on Rails handled hashes in certain queries. A remote attacker could use this flaw to perform a denial of service (resource consumption) attack by sending specially crafted queries that would result in the creation of Ruby symbols, which were never garbage collected.

Find out more about CVE-2013-1854 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat OpenShift Enterprise Client Tools (ruby193-rubygem-activerecord) RHSA-2013:0699 2013-04-02
Red Hat Subscription Asset Manager for RHEL 6 Server RHSA-2014:1863 2014-11-17


Red Hat would like to thank Ruby on Rails upstream for reporting this issue. Upstream acknowledges Ben Murphy as the original reporter.