Ubuntu update for dom4j



| Updated: 2025-04-23
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1000632
CWE-ID CWE-611
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

libdom4j-java (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) XXE attack

EUVDB-ID: #VU14515

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-1000632

CWE-ID: CWE-611 - Improper Restriction of XML External Entity Reference ('XXE')

Exploit availability: No

Description

The vulnerability allows a remote attacker to conduct XXE attack on the target system.

The vulnerability exists due to improper sanitization of elements and attribute names in XML documents. A remote attacker can trick the victim into opening a specially crafted XML document that submits malicious input, perform XXE attack and bypass security restrictions to access and modify sensitive information on the system.

Mitigation

Update the affected package dom4j to the latest version.

Vulnerable software versions

Ubuntu: 16.04

libdom4j-java (Ubuntu package): before 1.6.1+dfsg.3-2ubuntu1.2

CPE2.3 External links

https://ubuntu.com/security/notices/USN-4619-1


Q & A

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. However, proof of concept for this vulnerability is available.



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