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Urchin Multiple Cross-Site Scripting Vulnerabilities
Secunia Advisory: SA26682
Release Date: 2007-09-05
Last Update: 2007-09-28
Popularity: 4,186 views

Critical:
Less critical
Impact: Cross Site Scripting
Where: From remote
Solution Status: Unpatched

Software:Urchin 5.x

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CVE reference:CVE-2007-4713
CVE-2007-5112
CVE-2007-5113


Description:
Some vulnerabilities have been reported in Urchin, which can be exploited by malicious people to conduct cross-site scripting attacks.

1) Input passed to the "dtc", "vid", "n", "dt", "ed", and "bd" parameters in urchin.cgi is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.

2) Input passed via the URL to session.cgi is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.

Vulnerability #1 is reported in version 5.6.00r2 and vulnerability #2 is reported in 5.6.00r2, v5.7.01, 5.7.02 and 5.7.03. Other versions may also be affected.

Solution:
Filter malicious characters and character sequences in a web proxy.

Do not follow untrusted links.

Provided and/or discovered by:
1) r0t
2) Apparently independently discovered by Adrian Pastor and Frederick Young

Changelog:
2007-09-06: Added CVE reference.
2007-09-25: Added vulnerability #2.
2007-09-28: Added CVE reference.

Original Advisory:
1) http://pridels-team.blogspot.com/2007/09/urchin-5x-multiple-xss-vuln.html
2) http://www.gnucitizen.org/blog/google-urchin-password-theft-madness
http://ha.ckers.org/blog/20070823/xss...ble-information-disclosure-in-urchin/


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