Apache Tomcat JK Connector security bypass
| tomcat-jkconnector-security-bypass (34496) |  Medium Risk |
Description:
The Apache Tomcat JK Connector could allow a remote attacker to bypass security restrictions, caused by a double-decoding error. An attacker could exploit this vulnerability by sending a specially-crafted URL to execute access control rules on the server.
Platforms Affected:
- Apache, Tomcat JK Web Server Connector 1.2.19
- Apache, Tomcat JK Web Server Connector 1.2.20
- Apache, Tomcat JK Web Server Connector 1.2.22
- Apple, Mac OS X Server 10.4.10
- Debian, Debian Linux 3.1
- Debian, Debian Linux 4.0
- Gentoo, Linux
- HP, HP-UX B.11.11
- HP, HP-UX B.11.23
- HP, HP-UX B.11.31
- RedHat, Application Stack v1 for EL AS 4
- RedHat, Application Stack v1 for EL ES 4
- RedHat, Network Satellite Server 4.2
- RedHat, Network Satellite Server 5.0
- RedHat, RHEL Application Server 2
Remedy:
Upgrade to the latest version of Apache Tomcat JK Connector (1.2.23 or later), available from the Apache Tomcat Web site. See References.
For Debian/GNU Linux:
Refer to DSA-1312-1 for patch, upgrade, or suggested workaround information. See References.
For Mac OS:
Apply Apple Security Update 2007-007, available from the Apple Web site. See References.
For Gentoo Linux (Apache mod_jk):
Refer to GLSA 200708-15 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Access
References:
- Apache Tomcat Web site, Fixed in Apache Tomcat JK Connector 1.2.23 at http://tomcat.apache.org/security-jk.html.
- Apple Security Update 2007-007 , About Security Update 2007-007 at http://docs.info.apple.com/article.html?artnum=306172.
- Apple Web site, Apple security updates at http://docs.info.apple.com/article.html?artnum=61798.
- HPSBUX02262 SSRT071447, HP-UX running Apache, Remote Arbitrary Code Execution, Cross Site Scripting (XSS) at http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795.
- The Apache Tomcat Connector - News - 2007 News and Status, 18 May - JK-1.2.23 released at http://tomcat.apache.org/connectors-doc/news/20070301.html#20070518.1.
- ASA-2007-215: mod_jk security update (RHSA-2007-0380)
- ASA-2007-217: mod_jk security update (RHSA-2007-0379)
- ASA-2007-416: HP-UX running Apache, Remote Arbitrary Code Execution, Cross Site Scripting (XSS) (HPSBUX02262)
- ASA-2008-054: mod_jk vulnerability may lead to information disclosure (CVE-2007-1860)
- BID-24147: Apache Tomcat JK Connector Double Encoding Security Bypass Vulnerability
- BID-25159: Apple Mac OS X 2007-007 Multiple Security Vulnerabilities
- CVE-2007-1860: mod_jk in Apache Tomcat JK Web Server Connector 1.2.x before 1.2.23 decodes request URLs within the Apache HTTP Server before passing the URL to Tomcat, which allows remote attackers to access protected pages via a crafted prefix JkMount, possibly involving double-encoded .. (dot dot) sequences and directory traversal, a related issue to CVE-2007-0450.
- DSA-1312: libapache-mod-jk -- programming error
- GLSA-200708-15: Apache mod_jk: Directory traversal
- OSVDB ID: 34877: Apache Tomcat JK Web Server Connector (mod_jk) Double Encoded Traversal Arbitrary File Access
- RHSA-2007-0379: Important: mod_jk security update
- RHSA-2007-0380: Important: mod_jk security update
- RHSA-2008-0261: Moderate: Red Hat Network Satellite Server security update
- RHSA-2008-0524: Low: Red Hat Network Satellite Server security update
- SA25383: Apache Tomcat JK Web Server Connector Double Encoded ".." Security Bypass
- SA26235: Mac OS X Security Update Fixes Multiple Vulnerabilities
- SECTRACK ID: 1018138: Tomcat JK Connector May Let Remote Users Access Restricted Resources
- SUSE-SR:2008:005: SUSE Security Summary Report
- VUPEN/ADV-2007-1941: Apache Tomcat JK Connector Double Encoded Dot Dot Security Bypass Vulnerability
- VUPEN/ADV-2007-2732: Apple Mac OS X Multiple Code Execution and Denial of Service Vulnerabilities
- VUPEN/ADV-2007-3386: HP-UX Apache Code Execution and Cross Site Scripting Vulnerabilities
Reported:
May 18, 2007
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