Description
dom4j before 2.0.3 and 2.1.x before 2.1.3 allows external DTDs and External Entities by default, which might enable XXE attacks. However, there is popular external documentation from OWASP showing how to enable the safe, non-default behavior in any application that uses dom4j.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00061.html ↗
- https://www.oracle.com/security-alerts/cpujul2020.html ↗
- https://cheatsheetseries.owasp.org/cheatsheets/XML_External_Entity_Prevention_Cheat_Sheet.html ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1694235 ↗
- https://github.com/dom4j/dom4j/releases/tag/version-2.1.3 ↗
- https://github.com/dom4j/dom4j/commit/a8228522a99a02146106672a34c104adbda5c658 ↗
- https://security.netapp.com/advisory/ntap-20200518-0002/ ↗
- https://usn.ubuntu.com/4575-1/ ↗
- https://www.oracle.com/security-alerts/cpuoct2020.html ↗
- https://github.com/dom4j/dom4j/issues/87 ↗
- https://github.com/dom4j/dom4j/commits/version-2.0.3 ↗
- https://lists.apache.org/thread.html/r51f3f9801058e47153c0ad9bc6209d57a592fc0e7aefd787760911b8%40%3Cdev.velocity.apache.org%3E ↗
- https://lists.apache.org/thread.html/r91c64cd51e68e97d524395474eaa25362d564572276b9917fcbf5c32%40%3Cdev.velocity.apache.org%3E ↗
- https://www.oracle.com/security-alerts/cpujan2021.html ↗
- https://www.oracle.com/security-alerts/cpuApr2021.html ↗
- https://www.oracle.com//security-alerts/cpujul2021.html ↗
- https://lists.apache.org/thread.html/rb1b990d7920ae0d50da5109b73b92bab736d46c9788dd4b135cb1a51%40%3Cnotifications.freemarker.apache.org%3E ↗
- https://www.oracle.com/security-alerts/cpuoct2021.html ↗
- https://www.oracle.com/security-alerts/cpujan2022.html ↗
- https://www.oracle.com/security-alerts/cpujul2022.html ↗