Vulnerability identifier: #VU34044

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-15623

CWE-ID: CWE-749

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CentOS Web Panel
Web applications / CMS

Vendor: CentOS Web Panel

Description

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

This vulnerability allows remote attackers to write arbitrary files on affected installations of CentOS Web Panel cwp-e17.0.9.8.923. Authentication is not required to exploit this vulnerability. The specific flaw exists within ajax_mod_security.php. When parsing the archivo parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-9722.

Mitigation
Install update from vendor's website.

Vulnerable software versions

CentOS Web Panel: 0.9.8.923

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External links
http://www.zerodayinitiative.com/advisories/ZDI-20-770/

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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.