CVE-2016-4521

Sixnet BT-5xxx and BT-6xxx M2M devices before 3.8.21 and 3.9.x before 3.9.8 have hardcoded credentials, which allows remote attackers to obtain access via…

published May 31, 2016

CVSS
—
EPSS
2%
Percentile
84.3
In the wild
Unconfirmed
What it is

⚠️ Hardcoded credentials are lurking in the shadows! Before versions 3.8.21 and 3.9.8, Sixnet BT-5xxx and BT-6xxx M2M devices come with default login info that could let attackers slip right in. 🔓 Think of it like a restaurant that never changed its master key – any old customer can waltz into the kitchen and access all your secret recipes! 🍽️ If exploited, an attacker could access these devices without breaking a sweat, potentially controlling them or manipulating data. It’s a security nightmare waiting to happen, especially if these devices are critical to your operations!

Put simply

Think of it like a restaurant that never changed its master key – any old customer can waltz into the kitchen and access all your secret recipes! 🍽️ The vulnerability stems from the hardcoded credentials in the firmware of these devices, meaning anyone who knows these defaults can gain unauthorized access without needing to crack a password.

What to do

If exploited, an attacker could access these devices without breaking a sweat, potentially controlling them or manipulating data. It’s a security nightmare waiting to happen, especially if these devices are critical to your operations! To secure your systems, immediately upgrade to version 3.8.21 or 3.9.8 to eliminate the hardcoded credentials. Additionally, review and change any default settings to fortify your defenses against unauthorized access. 🔐 This is fixable! Update those devices and you'll be a security hero in no time! 🦸

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02465 · 84.3th percentile
Published
2016-05-31T01:00Z
EPSS history
Timeline
  • 31 MAY 01:00Z
    Sixnet BT-5xxx and BT-6xxx M2M devices before 3.8.21 and 3.9.x before 3.9.8 have hardcoded credentials, which allows remote attackers to obtain access via…
    cvelistv5