Ubuntu update for Apache Fop

1) Improper Restriction of XML External Entity Reference

EUVDB-ID: #VU6634

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-5661

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform an XXE attack.

The vulnerability exists due to insufficient validation of user-supplied data when processing SVG files. A remote attacker can create a specially crafted SVG file, trick the victim into opening it with affected application and gain access to potentially sensitive information.

Successful exploitation of the vulnerability may lead to system compromise.

Mitigation

Update the affected packages

Ubuntu 14.04 LTS:

libfop-java 1:1.1.dfsg-2ubuntu1.1

Vulnerable software versions

Ubuntu: 14.04

CPE2.3

• cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*

External links

https://www.ubuntu.com/usn/usn-3281-1/

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.