bugtraq - [SECURITY] CVE-2007-5333: Tomcat Cookie handling vulnerabilities

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Date: Fri, 08 Feb 2008 23:19:15 +0000
From: Mark Thomas <markt@...che.org>
To: Tomcat Users List <users@...cat.apache.org>,
	Tomcat Developers List <dev@...cat.apache.org>,
	bugtraq@...urityfocus.com, full-disclosure@...ts.grok.org.uk
Cc: Apache Tomcat private security list <security@...cat.apache.org>
Subject: [SECURITY] CVE-2007-5333: Tomcat Cookie handling vulnerabilities

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CVE-2007-5333: Tomcat Cookie handling vulnerabilities

Severity: low - Session hi-jacking

Vendor:
The Apache Software Foundation

Versions Affected:
Tomcat 4.1.0 to 4.1.36
Tomcat 5.5.0 to 5.5.25
Tomcat 6.0.0 to 6.0.14

Description:
The previous fix for CVE-2007-3385 was incomplete. It did not consider the
use of quotes or %5C within a cookie value.

Mitigation:
6.0.x users should upgrade to Tomcat 6.0.16 or later
5.5.x users should upgrade to Tomcat 5.5.26 or later
4.1.x users should build from the latest svn source

Examples:
+++
GET /myapp/MyCookies HTTP/1.1
Host: localhost
Cookie: name="val " ue"
Cookie: name1=moi
+++
http://example:8080/examples/servlets/servlet/CookieExample?cookiename=test&cookievalue=test%5c%5c%22%3B+Expires%3DThu%2C+1+Jan+2009+00%3A00%3A01+UTC%3B+Path%3D%2Fservlets-examples%2Fservlet+%3B

Credit:
The quotes issue was reported by John Kew.
The %5C issue was reported by Ishikawa Yoshihiro via JPCERT/CC.

References:
http://tomcat.apache.org/security.html
http://tomcat.apache.org/security-4.html
http://tomcat.apache.org/security-5.html
http://tomcat.apache.org/security-6.html

The Apache Tomcat Security Team
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