CVE-2025-4383 | Authentication Bypass in Art-In Systems' Wi-Fi Cloud Hotspot

Improper Restriction of Excessive Authentication Attempts vulnerability in Art-in Bilişim Teknolojileri ve Yazılım Hizm. Tic. Ltd. Şti. Wi-Fi Cloud Hotspot allows Authentication Abuse, Authentication Bypass. This issue affects Wi-Fi Cloud Hotspot: before 30.05.2025.

Published: 2025-06-24 Last update: 2026-06-05 Assigner: [email protected] Source: [email protected]
NVD Status：Deferred，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-4383 is rated Moderate Risk (55.3/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.28%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-4383

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-06 0.22% 0.28% +0.06%
2 2026-04-20 0.05% 0.22% +0.17%
3 2025-06-25 — 0.05% —

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-4383

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 4.7 [email protected]

Weakness enumeration for CVE-2025-4383

GitHub Security Advisory for CVE-2025-4383

GHSA-g9hj-qph5-hpx3 · Severity: critical — Improper Restriction of Excessive Authentication Attempts vulnerability in Art-in Bilişim...

Affected software / configurations for CVE-2025-4383

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-4383

cvelogic Threat Intelligence