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Vulnerability Note VU#366900

Roller Weblogger contains a cross-site scripting vulnerability

Overview

A cross-site scripting vulnerability in Roller Weblogger may allow an attacker to read or modify data in web pages and cookies.

I. Description

There is a cross-site scripting vulnerability in the way that Roller handles data supplied in the comments section of a web page running the Roller Weblogger software. This may allow an attacker to read or modify the data within the web browsers of users of sites running vulnerable versions of the Roller software.

II. Impact

An attacker may be able to obtain sensitive data from a user of a web site running a vulnerable version of Roller. Depending on the nature of the web site, this data may include passwords, credit card numbers, and any arbitrary information provided by the user. Likewise, information stored in cookies could be stolen or corrupted.

III. Solution

Upgrade

According to Roller Weblogger bug ROL-1196, Version 2.3.1 Release Candidate 1 of the Roller software contains a fix for this issue.

Workarounds

Administrators of vulnerable Roller Weblogger servers should do the following:

  • Apply the fix provided in release candidate 2.3.1.
  • Note that some IDS vendors have released signatures for exploitations of this vulnerability.

Roller Weblogger users should do the following:
  • Do not follow untrusted hyperlinks, especially if they are sent through email or instant messenger programs.
  • Disable javascript. See the Securing your Web Browser document for instructions. Note that disabling Javascript may reduce the functionality and features provided by some web sites.
  • Type in URLs directly in the web browser's address bar, or use bookmarks to navigate to websites
  • See the Cross-Site Scripting Vulnerabilities document for general information.

Systems Affected
VendorStatusDate NotifiedDate Updated
Roller WebloggerVulnerable27-Sep-2006

References


http://secunia.com/advisories/21964/
http://opensource.atlassian.com/projects/roller/browse/ROL-1196

Credit

Thanks to Avinash Shenoi for reporting this vulnerability.

This document was written by Ryan Giobbi.

Other Information

Date Public:2006-09-26
Date First Published:2006-09-27
Date Last Updated:2006-10-03
CERT Advisory: 
CVE-ID(s):CVE-2006-4856
NVD-ID(s):CVE-2006-4856
US-CERT Technical Alerts: 
Metric:1.51
Document Revision:29

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