CVE-2019-20783

An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, and 8.1 (North America CDMA) software

published April 17, 2020

CVSS
—
EPSS
0%
Percentile
35.7
In the wild
Unconfirmed
What it is

⚠️ A sneaky bypass lets attackers cut corners on authentication! This issue in LG mobile devices could leave your data vulnerable. 🔥 Think of it like a security guard who lets anyone through the gate without checking their ID – they just wave them in, assuming everyone is trustworthy. That’s how this bug works, allowing unauthorized access to sensitive information. Without proper authentication, an attacker could exploit this vulnerability to gain access to personal data on affected devices. This could lead to unauthorized actions, potential data leaks, or even more significant breaches if exploited in a broader attack.

Put simply

Think of it like a security guard who lets anyone through the gate without checking their ID – they just wave them in, assuming everyone is trustworthy. That’s how this bug works, allowing unauthorized access to sensitive information. The issue lies in the LTE protocol implementation on LG mobile devices running Android OS versions 7.0 to 8.1, which allows a bypass of the Authentication and Key Agreement (AKA) process designed to secure connections.

What to do

Without proper authentication, an attacker could exploit this vulnerability to gain access to personal data on affected devices. This could lead to unauthorized actions, potential data leaks, or even more significant breaches if exploited in a broader attack. If you’re using an affected LG device, ensure that you check for and install any software updates that address this vulnerability. Additionally, consider implementing extra security measures such as two-factor authentication on sensitive accounts. You’ve got this! With a quick check for updates, you can keep your device secure and your data safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00425 · 35.7th percentile
Published
2020-04-17T13:46Z
EPSS history
Timeline
  • 17 APR 13:46Z
    An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, and 8.1 (North America CDMA) software
    cvelistv5