CVE-2018-20396

NET&SYS MNG2120J 5.76.1006c and MNG6300 5.83.6305jrc2 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and…

published December 23, 2018

CVSS
—
EPSS
1%
Percentile
73.2
In the wild
Unconfirmed
What it is

⚠️ A crafty little SNMP request could reveal sensitive credentials on NET&SYS devices! Imagine a restaurant where the waiter casually shares the secret recipe with the first random customer who asks — that's how easily attackers could access your information here! This flaw allows attackers to discover credentials, potentially giving unauthorized access to your devices. If exploited, it could lead to further breaches or malicious activities, making it crucial to address this vulnerability even if it's not currently exploited. Protecting sensitive data is essential!

Put simply

Imagine a restaurant where the waiter casually shares the secret recipe with the first random customer who asks — that's how easily attackers could access your information here! The vulnerability stems from enabling SNMP (Simple Network Management Protocol) on NET&SYS MNG2120J and MNG6300 devices, allowing attackers to send specific requests that disclose sensitive information, such as credentials, without authentication.

What to do

This flaw allows attackers to discover credentials, potentially giving unauthorized access to your devices. If exploited, it could lead to further breaches or malicious activities, making it crucial to address this vulnerability even if it's not currently exploited. Protecting sensitive data is essential! To mitigate this risk, ensure SNMP is disabled if not needed, apply any available firmware updates, and consider implementing network segmentation to limit access to these devices. Regularly audit your network for unauthorized SNMP configurations and user access. You've got this! Just follow these steps to secure your devices and keep your network safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01459 · 73.2th percentile
Published
2018-12-23T21:00Z
EPSS history
Timeline
  • 23 DEC 21:00Z
    NET&SYS MNG2120J 5.76.1006c and MNG6300 5.83.6305jrc2 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and…
    cvelistv5