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apache tomcat < 6.0.18 utf8 - Directory Traversal vulnerability
| Reporter | Title | Published | Views | Family All 115 |
|---|---|---|---|---|
 | Apache Tomcat <= 6.0.18 UTF8 Directory Traversal Vulnerability | 11 Aug 200800:00 | – | zdt |
| ToutVirtual VirtualIQ Pro 3.2 Multiple Vulnerabilities | 7 Nov 200900:00 | – | zdt |
 | Apache Tomcat 4.1.x < 4.1.38 / 5.5.x < 5.5.27 / 6.0.x < 6.0.18 Linking UTF-8 Traversal Arbitrary File Access | 12 Aug 200800:00 | – | nessus |
| CentOS 5 : tomcat5 (CESA-2008:0648) | 6 Jan 201000:00 | – | nessus |
| Fedora 9 : tomcat6-6.0.18-1.1.fc9 (2008-7977) | 12 Sep 200800:00 | – | nessus |
| Fedora 9 : tomcat5-5.5.27-0jpp.2.fc9 (2008-8113) | 17 Sep 200800:00 | – | nessus |
| Fedora 8 : tomcat5-5.5.27-0jpp.2.fc8 (2008-8130) | 17 Sep 200800:00 | – | nessus |
| Mac OS X Multiple Vulnerabilities (Security Update 2008-007) | 10 Oct 200800:00 | – | nessus |
| Mandriva Linux Security Advisory : tomcat5 (MDVSA-2008:188) | 23 Apr 200900:00 | – | nessus |
| MiracleLinux 3 : tomcat5-5.5.23-0jpp.7.1.1AXS3 (AXSA:2008-90:02) | 14 Jan 202600:00 | – | nessus |
10
Title: Apache Tomcat Directory Traversal Vulnerability
Author: Simon Ryeo(bar4mi (at) gmail.com, barami (at) ahnlab.com)
Severity: High
Impact: Remote File Disclosure
Vulnerable Version: prior to 6.0.18
Solution:
- Best Choice: Upgrade to 6.0.18 (http://tomcat.apache.org)
- Hot fix: Disable allowLinking or do not set URIencoding to utf8 in order to avoid this vulnerability.
- Tomcat 5.5.x and 4.1.x Users: The fix will be included in the next releases. Please apply the hot fix until next release.
References:
- http://tomcat.apache.org/security.html
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2938
History:
- 07.17.2008: Initiate notify (To Apache Security Team)
- 08.02.2008: Responsed this problem fixed and released new version
- 08.05.2008: Notify disclosure (To Apache Tomcat Security Team)
- 08.10.2008: Responsed with some suggestions.
Description
As Apache Security Team, this problem occurs because of JAVA side.
If your context.xml or server.xml allows 'allowLinking'and 'URIencoding' as
'UTF-8', an attacker can obtain your important system files.(e.g. /etc/passwd)
Exploit
If your webroot directory has three depth(e.g /usr/local/wwwroot), An
attacker can access arbitrary files as below. (Proof-of-concept)
http://www.target.com/%c0%ae%c0%ae/%c0%ae%c0%ae/%c0%ae%c0%ae/foo/bar
# milw0rm.com [2008-08-11]
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01 Jul 2014 00:00Current
7.6High risk
Vulners AI Score7.6
EPSS0.92704