Fedora 27 update for xmlrpc

Published: 2018-05-23 | Updated: 2025-04-24

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2016-5003 CVE-2016-5002
CWE-ID	CWE-502 CWE-611
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software	Fedora Operating systems & Components / Operating system xmlrpc Operating systems & Components / Operating system package or component
Vendor	Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Deserialization of untrusted data

EUVDB-ID: #VU13176

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2016-5003

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper deserialization of untrusted Java objects. A remote attacker can send a request that submits a malicious serialized Java object in an <ex:serializable> element and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 27

xmlrpc: before 3.1.3-20.fc27

CPE2.3

External links

https://bodhi.fedoraproject.org/updates/FEDORA-2018-6e6f1003d6

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.

2) XML External Entity injection

EUVDB-ID: #VU38006