Vulnerability identifier: #VU64550
Vulnerability risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Apache Tomcat
Server applications /
Web servers
Vendor: Apache Foundation
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due java/org/apache/catalina/servlets/DefaultServlet.java in the default servlet in Apache Tomcat does not properly restrict XSLT stylesheets. A remote attacker can bypass security-manager restrictions and read arbitrary files via a crafted web application that provides an XML external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Apache Tomcat: 6.0.0 - 6.0.39, 7.0.0 - 7.0.52, 8.0.0 RC1 - 8.0.1
External links
https://advisories.mageia.org/MGASA-2014-0268.html
https://linux.oracle.com/errata/ELSA-2014-0865.html
https://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html
https://marc.info/?l=bugtraq&m=141017844705317&w=2
https://marc.info/?l=bugtraq&m=144498216801440&w=2
https://rhn.redhat.com/errata/RHSA-2015-0675.html
https://rhn.redhat.com/errata/RHSA-2015-0720.html
https://rhn.redhat.com/errata/RHSA-2015-0765.html
https://seclists.org/fulldisclosure/2014/Dec/23
https://seclists.org/fulldisclosure/2014/May/135
https://secunia.com/advisories/59121
https://secunia.com/advisories/59616
https://secunia.com/advisories/59678
https://secunia.com/advisories/59732
https://secunia.com/advisories/59835
https://secunia.com/advisories/59849
https://secunia.com/advisories/59873
https://secunia.com/advisories/60729
https://svn.apache.org/viewvc?view=revision&revision=1578610
https://svn.apache.org/viewvc?view=revision&revision=1578611
https://svn.apache.org/viewvc?view=revision&revision=1578637
https://svn.apache.org/viewvc?view=revision&revision=1578655
https://svn.apache.org/viewvc?view=revision&revision=1585853
https://tomcat.apache.org/security-6.html
https://tomcat.apache.org/security-7.html
https://tomcat.apache.org/security-8.html
https://www.debian.org/security/2016/dsa-3530
https://www.debian.org/security/2016/dsa-3552
https://www.mandriva.com/security/advisories?name=MDVSA-2015:052
https://www.mandriva.com/security/advisories?name=MDVSA-2015:053
https://www.mandriva.com/security/advisories?name=MDVSA-2015:084
https://www.novell.com/support/kb/doc.php?id=7010166
https://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
https://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
https://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
https://www.securityfocus.com/archive/1/534161/100/0/threaded
https://www.securityfocus.com/bid/67667
https://www.securitytracker.com/id/1030301
https://www.vmware.com/security/advisories/VMSA-2014-0012.html
https://www-01.ibm.com/support/docview.wss?uid=swg21678231
https://www-01.ibm.com/support/docview.wss?uid=swg21681528
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04851013
https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c@%3Cdev.tomcat.apache.org%3E
https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b@%3Cdev.tomcat.apache.org%3E
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.