Public Date:
895277: CVE-2012-6109 rubygem-rack: parsing Content-Disposition header DoS

The MITRE CVE dictionary describes this issue as:

lib/rack/multipart.rb in Rack before 1.1.4, 1.2.x before 1.2.6, 1.3.x before 1.3.7, and 1.4.x before 1.4.2 uses an incorrect regular expression, which allows remote attackers to cause a denial of service (infinite loop) via a crafted Content-Disposion header.

Find out more about CVE-2012-6109 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
CloudForms System Engine for RHEL 6 Server RHSA-2013:0548 2013-02-21
Red Hat Subscription Asset Manager for RHEL 6 Server RHSA-2013:0544 2013-02-21