PT-2025-19713 · Gefen · Gefen Webfwc

Troy Wilson · CVE-2025-25504 · Published 2025-05-05 · Updated 2026-07-05

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Gefen WebFWC (In AV over IP products) versions 1.70, 1.85h, 1.86v

Description An issue in the /usr/local/bin/jncs.sh script allows attackers with network access to connect to the device over TCP port 4444 without authentication and execute arbitrary commands with root privileges.

Recommendations For version 1.70, update to a fixed version if available. For version 1.85h, update to a fixed version if available. For version 1.86v, update to a fixed version if available. As a temporary workaround, consider restricting access to the /usr/local/bin/jncs.sh script to minimize the risk of exploitation. Restrict access to TCP port 4444 to prevent unauthorized connections.

Exploit

Fix

Improper Authentication

Command Injection

Weakness Enumeration

CWE-287

CWE-77

Related Identifiers

CVE-2025-25504

Affected Products

Gefen Webfwc

References · 6

• 🔥 https://troy-wilson.com/cve-2025-25504.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-25504 · Security Note
• https://osv.dev/vulnerability/CVE-2025-25504 · Vendor Advisory
• http://gefen.com · Note
• https://twitter.com/CVEnew/status/1919419623163719901 · Twitter Post
• https://t.me/cveNotify/187311 · Telegram Post