It was found that several application-provided XML files, such as web.xml, content.xml, *.tld, *.tagx, and *.jspx, resolved external entities, permitting XML External Entity (XXE) attacks. An attacker able to deploy malicious applications to Tomcat could use this flaw to circumvent security restrictions set by the JSM, and gain access to sensitive information on the system. Note that this flaw only affected deployments in which Tomcat is running applications from untrusted sources, such as in a shared hosting environment.
Find out more about CVE-2013-4590 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect JBoss Web, as shipped with various Red Hat JBoss products.
This issue does affect Tomcat 5 as shipped by Red Hat Enterprise Linux 5. The risks in breaking compatibility associated with fixing this flaw outweigh the benefits of the fix, therefore Red Hat does not plan to fix this flaw in Red Hat Enterprise Linux 5. Additionally, note that Red Hat Enterprise Linux 5 is currently in reduced support phase, receiving only Critical security updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/site/support/policy/updates/errata#Production_3_Phase
| Base Score | 1.2 |
|---|---|
| Base Metrics | AV:L/AC:H/Au:N/C:P/I:N/A:N |
| Access Vector | Local |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | None |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Enterprise Web Server 2 for RHEL 6 Server | RHSA-2014:1087 | 2014-08-21 |
| Red Hat JBoss Web Server 2.1 | RHSA-2014:1086 | 2014-08-21 |
| Red Hat JBoss Enterprise Web Server 2 for RHEL 5 Server | RHSA-2014:1088 | 2014-08-21 |
| Red Hat Enterprise Linux 6 (tomcat6) | RHSA-2014:1038 | 2014-08-11 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Portal Platform 6 | jbossweb | Not affected |
| Red Hat JBoss Operations Network 3 | jbossweb | Not affected |
| Red Hat JBoss Fuse Service Works 6 | jbossweb | Not affected |
| Red Hat JBoss EWS 1 | tomcat6 | Will not fix |
| Red Hat JBoss EWS 1 | tomcat5 | Will not fix |
| Red Hat JBoss EAP 6 | jbossweb | Not affected |
| Red Hat JBoss EAP 5 | jbossweb | Not affected |
| Red Hat JBoss Data Virtualization 6 | jbossweb | Not affected |
| Red Hat JBoss Data Grid 6 | jbossweb | Not affected |
| Red Hat JBoss BRMS 6 | jbossweb | Not affected |
| Red Hat JBoss BPMS 6 | jbossweb | Not affected |
| Red Hat Enterprise Linux 7 | tomcat | Not affected |
| Red Hat Enterprise Linux 5 | tomcat5 | Will not fix |
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