Gefen WebFWC 1.70/1.85h/1.86v Service Port 4444 /usr/local/bin/jncs.sh improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Gefen WebFWC 1.70/1.85h/1.86v. It has been classified as critical. The affected element is an unknown function of the file /usr/local/bin/jncs.sh of the component Service Port 4444. The manipulation leads to improper authentication. This vulnerability is referenced as CVE-2025-25504. No exploit is available.

Detailsinfo

A vulnerability was found in Gefen WebFWC 1.70/1.85h/1.86v and classified as critical. This issue affects an unknown code block of the file /usr/local/bin/jncs.sh of the component Service Port 4444. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue in the /usr/local/bin/jncs.sh script of Gefen WebFWC (In AV over IP products) v1.85h, v1.86v, and v1.70 allows attackers with network access to connect to the device over TCP port 4444 without authentication and execute arbitrary commands with root privileges.

The identification of this vulnerability is CVE-2025-25504 since 02/07/2025. The exploitation is known to be easy. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/26/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-13465). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/07/2025 🔍
05/05/2025 +86 days 🔍
05/05/2025 +0 days 🔍
05/26/2025 +21 days 🔍

Sourcesinfo

Status: Not defined

CVE: CVE-2025-25504 (🔍)
GCVE (CVE): GCVE-0-2025-25504
GCVE (VulDB): GCVE-100-307445
EUVD: 🔍

Entryinfo

Created: 05/05/2025 18:48
Updated: 05/26/2025 08:59
Changes: 05/05/2025 18:48 (53), 05/26/2025 08:59 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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