CVE-2024-54780: pfsense ce Code Injection

Description

Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds are vulnerable to command injection in the OpenVPN widget due to improper sanitization of user-supplied input to the OpenVPN management interface. An authenticated attacker can exploit this vulnerability by injecting arbitrary OpenVPN management commands via the remipp parameter.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-94 CWE-94

Affected Products

Vendor	Product	Versions
netgate	pfsense_ce	< 2.8.0
netgate	pfsense_plus	< 25.03

References

Advisories & Patches

https://www.netgate.com/blog/important-security-updates-for-pfsense-plus-24.11-and-ce-2.7.2

Exploits

https://blog.brillantit.com/exploiting-pfsense-xss-command-injection-cloud-hijack/

Frequently Asked Questions

What is CVE-2024-54780? +

Netgate pfSense CE (prior to 2.8.0 beta release) and corresponding Plus builds are vulnerable to command injection in the OpenVPN widget due to improper sanitization of user-supplied input to the OpenVPN management interface. An authenticated attacker can exploit this vulnerability by injecting arbitrary OpenVPN management commands via the remipp parameter. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2024-54780? +

CVE-2024-54780 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-54780? +

CVE-2024-54780 affects products from netgate, specifically: pfsense_ce, pfsense_plus. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-54780? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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