CVE-2018-21153

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker

High · published April 27, 2020

CVSS v3.0
8.8
EPSS
2%
Percentile
75.3
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can exploit these NETGEAR devices through a buffer overflow, taking over your network with just a crafted packet! ⚡ It's like leaving your front door wide open and inviting anyone with a badge to waltz right in. A single malicious message is all it takes to bypass security and unleash chaos in your home network! If exploited, an attacker could execute arbitrary code, gaining control over your device and potentially accessing sensitive information or modifying settings. This could lead to a complete network compromise, making your connected devices vulnerable to further attacks!

Put simply

It's like leaving your front door wide open and inviting anyone with a badge to waltz right in. A single malicious message is all it takes to bypass security and unleash chaos in your home network! This vulnerability allows unauthenticated attackers to trigger a buffer overflow in certain NETGEAR devices, enabling them to execute arbitrary code remotely. The affected devices include various models and versions prior to their respective patches.

What to do

If exploited, an attacker could execute arbitrary code, gaining control over your device and potentially accessing sensitive information or modifying settings. This could lead to a complete network compromise, making your connected devices vulnerable to further attacks! Patch your NETGEAR devices immediately to the latest firmware: 1.0.1.34 for D7800, 1.0.0.50 for DM200, and so on for the other models listed. It's essential to ensure you're running a secure version to prevent unauthorized access! You've got this! Secure your network today and enjoy peace of mind! 🛡️

The record
Technical detail
CVSS v3.0
8.8 · HIGH
Vector
CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N
CVSS v4.0
Not supplied
EPSS
0.01582 · 75.3th percentile
Published
2020-04-27T17:10Z
EPSS history
Timeline
  • 27 APR 17:10Z
    Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker
    cvelistv5