CVE-2013-4200

Medium

Description

The isURLInPortal method in the URLTool class in in_portal.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 treats URLs starting with a space as a relative URL, which allows remote attackers to bypass the allow_external_login_sites filtering property, redirect users to arbitrary web sites, and conduct phishing attacks via a space before a URL in the "next" parameter to acl_users/credentials_cookie_auth/require_login.

SeverityMedium
CVSS5.8
Exploit probability—
ProductPlone
PublishedJan 21, 2014
First seenJan 21, 2014

How to fix

Update
  • plone4.1.1, 4.2.6, 4.3.2 or later

Affected products

ProductAffected versionsFixed in
plone plone2.1, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 3.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.1, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5.1, 3.1.6, 3.1.7, 3.2, 3.2.1, 3.2.2, 3.2.3, 3.3, 3.3.1, 3.3.2, 3.3.3, 3.3.4, 3.3.5, 4.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6.1, 4.1, 4.2, 4.2.1, 4.2.2, 4.2.3, 4.2.4, 4.2.5, 4.3, 4.3.1—
plonePyPI2.1 ≤ v < 4.1.1, 4.2 ≤ v < 4.2.6, 4.3 ≤ v < 4.3.24.1.1, 4.2.6, 4.3.2

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