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AUSCERT External Security Bulletin Redistribution
ESB-2009.0619 -- [Solaris]
Apache 1.3 "mod_jk" Module: Access Confidential Data
29 June 2009
AusCERT Security Bulletin Summary
Product: Apache 1.3 "mod_jk" Module
Publisher: Sun Microsystems
Operating System: Solaris
Impact: Access Confidential Data
CVE Names: CVE-2008-5519
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Solution Type Sun Alert
Solution 262468 : Security Vulnerability in the Apache 1.3 "mod_jk"
Module may Lead to Unauthorized Access to Data
Bug ID: 6828821
Product: Solaris 9 Operating System
Solaris 10 Operating System
Date of Resolved Release: 25-Jun-2009
SA Document Body
Security Vulnerability in the Apache 1.3 "mod_jk" Module ... (see below for
Security vulnerability has been found in the Tomcat Connector (mod_jk)
module for Apache HTTP server which affects the Apache 1.3 web server
bundled with Solaris 10 and Solaris 9.
This issue may allow a remote unprivileged user who provides a specially
crafted HTTP requests to bypass access control and gain access to
Additional information regarding this issue is available at:
2. Contributing Factors
This issue can occur in the following releases:
* Solaris 10 with patch 122911-12 or later and without patch 122911-16
* Solaris 9 with patch 114016-02 or later and without patch 114016-04
* Solaris 10 with patch 122912-12 or later and without patch 122912-16
* Solaris 9 with patch 114017-02 or later and without patch 114017-04
Note 1: A system is only vulnerable to the described issue if the
Apache 1.3 web server has been configured and is running on the
The following command can be executed to determine if the Apache 1.3 web
server is currently running on the system:
$ /usr/bin/ps -ef | grep httpd
nobody 103892 102307 0 Jan 20 ? 0:27 /usr/apache/bin/httpd
Note 2: The vulnerability only affects systems which make use of the
Apache 1.3 module mod_jk.
To determine if the mod_jk module is used, a command such as the
following can be run to search the Apache configuration files for
the use of the Tomcat connector. This should be repeated for all of
the configuration files that define the running Apache 1.3 configuration:
$ grep mod_jk.so /etc/apache/tomcat.conf
LoadModule jk_module libexec/mod_jk.so
Note 3: Solaris 8 does not include the "mod_jk" module and so it is not
impacted by this issue.
Note 4: OpenSolaris never included version of Apache 1.3 module "mod_jk"
which is vulnerable to this issue and thus it is not impacted.
There are no predictable symptoms that would indicate that this issue has
There is no workaround for this issue.
This issue is resolved in the following releases:
* Solaris 10 with patch 122911-16 or later
* Solaris 9 with patch 114016-04 or later
* Solaris 10 with patch 122912-16 or later
* Solaris 9 with patch 114017-04 or later
For more information on Security Sun Alerts, see Technical Instruction
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