CVE-2019-25398

MEDIUM

IPFire 2.21 Core Update 127 - Cross-Site Scripting via ovpnmain.cgi VPN Configuration Parameters

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25398. PoCs published by Ozer Goker.

AI-analyzed exploit summary The exploit demonstrates multiple reflected and stored XSS vulnerabilities in IPFire 2.21 Core Update 127 by providing specific URLs, methods, parameters, and payloads for each vulnerability. It includes detailed steps to reproduce the XSS attacks in the web interface.

Description

IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPALIVE_2 to execute arbitrary JavaScript in administrator browsers.

Exploits (1)

exploitdb WORKING POC
by Ozer Goker · textwebappscgi
https://www.exploit-db.com/exploits/46344

The exploit demonstrates multiple reflected and stored XSS vulnerabilities in IPFire 2.21 Core Update 127 by providing specific URLs, methods, parameters, and payloads for each vulnerability. It includes detailed steps to reproduce the XSS attacks in the web interface.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: IPFire 2.21 Core Update 127
Auth required
Prerequisites: Access to the IPFire web interface · Valid session or authentication credentials
MITRE ATT&CK
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (4)

Core 4

Scores

CVSS v3 6.1
EPSS 0.0024
EPSS Percentile 15.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
ipfire/ipfire 2.21 core_update127
Ipfire/IPFire IPFire 2.21 - Core Update 127
Published Feb 18, 2026
Tracked Since Feb 19, 2026