CVE-2012-6109

high

Description

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.

References

https://groups.google.com/forum/#%21msg/rack-devel/1w4_fWEgTdI/XAkSNHjtdTsJ

https://github.com/rack/rack/commit/c9f65df37a151821eb88ddd1dc404b83e52c52d5

https://github.com/rack/rack/blob/master/README.rdoc

https://bugzilla.redhat.com/show_bug.cgi?id=895277

http://rhn.redhat.com/errata/RHSA-2013-0548.html

http://rhn.redhat.com/errata/RHSA-2013-0544.html

http://rack.github.com/

Details

Source: Mitre, NVD

Published: 2013-03-01

Updated: 2025-04-11

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00907