#VU84816 PHP file inclusion in Cacti - CVE-2023-49084

Vulnerability identifier: #VU84816

Vulnerability risk: Medium

CVSSv4.0: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2023-49084

CWE-ID: CWE-98

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Cacti
Web applications / Other software

Vendor: The Cacti Group, Inc.

Description

The vulnerability allows a remote user to include and execute arbitrary PHP files on the server.

The vulnerability exists due to incorrect input validation when including PHP files in link.php. A remote user can send a specially crafted HTTP request to the affected application, include and execute arbitrary PHP code on the system with privileges of the web server.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cacti: 1.2.25

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External links
https://github.com/Cacti/cacti/security/advisories/GHSA-pfh9-gwm6-86vp

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.