#VU49774 Improper input validation in Oracle Coherence - CVE-2020-14756

Vulnerability identifier: #VU49774

Vulnerability 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-2020-14756

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Oracle Coherence
Server applications / Application servers

Vendor: Oracle

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Core Components component in Oracle Coherence. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Oracle Coherence: 3.7.1.0 - 14.1.1.0.0

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External links
https://www.oracle.com/security-alerts/cpujan2021.html

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