CVE-2013-2067
MEDIUM severity · CVSS 6.8 · Improper authentication
6.8CVSS MEDIUM
Summary
java/org/apache/catalina/authenticator/FormAuthenticator.java in the form authentication feature in Apache Tomcat 6.0.21 through 6.0.36 and 7.x before 7.0.33 does not properly handle the relationships between authentication requirements and sessions, which allows remote attackers to inject a request into a session by sending this request during completion of the login form, a variant of a session fixation attack.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)7%
AV:N/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/catalina/authenticator/FormAuthenticator.java?r1=1417891&r2=1417890&pathrev=1417891Patch
- http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/authenticator/FormAuthenticator.java?r1=1408044&r2=1408043&pathrev=1408044Patch
- http://archives.neohapsis.com/archives/bugtraq/2013-05/0041.html
- http://rhn.redhat.com/errata/RHSA-2013-0833.html
- http://rhn.redhat.com/errata/RHSA-2013-0834.html
- http://rhn.redhat.com/errata/RHSA-2013-0839.html
- http://rhn.redhat.com/errata/RHSA-2013-0964.html
- http://rhn.redhat.com/errata/RHSA-2013-1437.html