#VU28238 Exposed dangerous method or function in dom4j - CVE-2020-10683
Published: May 26, 2020
Vulnerability identifier: #VU28238
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-10683
CWE-ID: CWE-749
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
dom4j
dom4j
Software vendor:
dom4j
dom4j
Description
The vulnerability allows a remote attacker to abuse implemented functionality.
The vulnerability exists due to dom4j allows by default external DTDs and External Entities. A remote attacker can abuse this functionality and perform XXE attack against application that uses dom4j default configuration.
Remediation
Install updates from vendor's website.
External links
- https://bugzilla.redhat.com/show_bug.cgi?id=1694235
- https://cheatsheetseries.owasp.org/cheatsheets/XML_External_Entity_Prevention_Cheat_Sheet.html
- https://github.com/dom4j/dom4j/commit/a8228522a99a02146106672a34c104adbda5c658
- https://github.com/dom4j/dom4j/releases/tag/version-2.1.3
- https://security.netapp.com/advisory/ntap-20200518-0002/