#VU17053 Remote code execution in Primavera Unifier - CVE-2018-14718

Vulnerability identifier: #VU17053

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-14718

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Primavera Unifier
Client/Desktop applications / Software for system administration

Vendor: Oracle

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

The weakness exists due to the failure to block the slf4j-ext class from polymorphic deserialization. A remote attacker can execute arbitrary code with elevated privileges.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Primavera Unifier: 16.1 - 18.8

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External links
http://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html#AppendixEM

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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.