Vulnerability identifier: #VU71472

Vulnerability risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-0039

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
User Post Gallery – UPG
Web applications / Modules and components for CMS

Vendor: odude

Description

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

The vulnerability exists due to authorization bypass. A remote unauthenticated attacker can execute arbitrary commands on the target system.

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

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

User Post Gallery – UPG: 1.40 - 2.19

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External links
http://plugins.trac.wordpress.org/browser/wp-upg/trunk/wp-upg.php#L723
http://www.wordfence.com/threat-intel/vulnerabilities/id/7c0d7743-14f5-4fdd-a67b-b1f95dbe0f46

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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.