CVE-2022-44194

Netgear R7000P V1.3.0.8 is vulnerable to Buffer Overflow via parameters apmode_dns1_pri and apmode_dns1_sec

Critical · published November 22, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
73.1
In the wild
Unconfirmed
What it is

🔥 A clever buffer overflow in the Netgear R7000P could put your devices at severe risk — all from a few sneaky parameters! 🚨 Think of this as a delivery truck overloaded with packages that spill all over the road, blocking traffic and causing chaos. The parameters `apmode_dns1_pri` and `apmode_dns1_sec` are like the extra weight that tips the truck over, leading to a total breakdown of your device's security. In this case, an attacker could exploit this vulnerability to crash the router or even execute arbitrary code, potentially giving them complete control. This means they could manipulate your network for malicious purposes, access sensitive devices, or even launch further attacks against other connected systems. It’s absolutely devastating!

Put simply

Think of this as a delivery truck overloaded with packages that spill all over the road, blocking traffic and causing chaos. The parameters `apmode_dns1_pri` and `apmode_dns1_sec` are like the extra weight that tips the truck over, leading to a total breakdown of your device's security. The vulnerability arises from a buffer overflow in the Netgear R7000P firmware version V1.3.0.8, which fails to properly handle inputs from the specified parameters, leading to memory corruption and possible execution of harmful code.

What to do

In this case, an attacker could exploit this vulnerability to crash the router or even execute arbitrary code, potentially giving them complete control. This means they could manipulate your network for malicious purposes, access sensitive devices, or even launch further attacks against other connected systems. It’s absolutely devastating! Immediately upgrade your Netgear R7000P to the latest firmware version that addresses this flaw. Regularly check for firmware updates and consider implementing additional network security measures, such as changing default settings and enabling firewall features. You've got this! By taking these steps, you're not just fixing a vulnerability – you're stepping up as a security hero! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01444 · 73.1th percentile
Published
2022-11-22T00:00Z
EPSS history
Timeline
  • 22 NOV 00:00Z
    Netgear R7000P V1.3.0.8 is vulnerable to Buffer Overflow via parameters apmode_dns1_pri and apmode_dns1_sec
    cvelistv5