CVE-2025-34116: Input Validation Flaw

Description

A remote command execution vulnerability exists in IPFire before version 2.19 Core Update 101 via the 'proxy.cgi' CGI interface. An authenticated attacker can inject arbitrary shell commands through crafted values in the NCSA user creation form fields, leading to command execution with web server privileges.

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Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-78 OS Command Injection

CWE-306 Missing Authentication

References

Other References

https://bugzilla.ipfire.org/show_bug.cgi?id=11087 https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/ipfire_proxy_exec.rb https://www.asafety.fr/en/vuln-exploit-poc/xss-rce-ipfire-2-19-core-update-101-remote-command-execution/ https://www.exploit-db.com/exploits/39765 https://www.ipfire.org/news/ipfire-2-19-core-update-101-released https://www.vulncheck.com/advisories/ipfire-authenticated-rce

Frequently Asked Questions

What is CVE-2025-34116? +

A remote command execution vulnerability exists in IPFire before version 2.19 Core Update 101 via the 'proxy.cgi' CGI interface. An authenticated attacker can inject arbitrary shell commands through crafted values in the NCSA user creation form fields, leading to command execution with web server privileges.

How do I check if I'm vulnerable to CVE-2025-34116? +

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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CVE-2025-34116