CVE-2019-3918CWE-798

The Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19 contains multiple hard coded credentials for the Telnet and SSH interfaces

published March 5, 2019

CVSS
—
EPSS
2%
Percentile
80.4
In the wild
Unconfirmed
What it is

⚠️ Hardcoded credentials found in the Alcatel Lucent I-240W-Q GPON ONT? That’s like leaving your front door wide open with a sign saying "Welcome In!" 🔓 Imagine a hotel where every guest can use a master key to open any door—no checks, no balances. That’s exactly what hardcoded credentials do, bypassing any security protocols in place. An attacker could easily waltz in and gain unauthorized access to the device, potentially compromising the entire network. This could lead to data interception, service disruptions, or even the alteration of device settings, putting users at risk.

Put simply

Imagine a hotel where every guest can use a master key to open any door—no checks, no balances. That’s exactly what hardcoded credentials do, bypassing any security protocols in place. This vulnerability allows unauthorized access to the Telnet and SSH interfaces due to multiple hardcoded credentials in the firmware version 3FE54567BOZJ19. This means attackers can exploit these credentials without needing any special permissions or access.

What to do

An attacker could easily waltz in and gain unauthorized access to the device, potentially compromising the entire network. This could lead to data interception, service disruptions, or even the alteration of device settings, putting users at risk. To safeguard your network, change the default configurations immediately. Consider updating the firmware if a patch is available, and implement strong authentication measures for all devices. Regular audits of device settings can also help catch such vulnerabilities early. You’ve got this! Address these issues, and you’ll be on your way to a more secure network in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01979 · 80.4th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2019-03-05T21:00Z
EPSS history
Timeline
  • 05 MAR 21:00Z
    The Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19 contains multiple hard coded credentials for the Telnet and SSH interfaces
    cvelistv5