Remote code execution in Red Hat JBoss RichFaces

Published: 2018-11-07
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-14667
CWE ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software JBoss Richfaces Subscribe
Vendor Red Hat Inc.

Security Advisory

This security advisory describes one high risk vulnerability.

1) Deserialization of untrusted data

Severity: High

CVSSv3: 8.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2018-14667

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

Description

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

The vulnerability exists due to deserialization of untrusted data. A remote unauthenticated attacker can send a specially crafted UserResource RichFaces expression language that contains a tainted java serialized object org.ajax4jsf.resource.UserResource$UriData expression, trigger deserialization after clearing white list protections and execute arbitrary code with elevated privileges.

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

JBoss Richfaces: 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.6, 3.2.0, 3.2.1, 3.2.2, 3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.3.4

CPE External links

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14667

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.