CVE-2022-44193

Netgear R7000P V1.3.1.64 is vulnerable to Buffer Overflow in /usr/sbin/httpd via parameters: starthour, startminute , endhour, and endminute

Critical · published November 22, 2022

CVSS v3.1
9.8
EPSS
1%
Percentile
66.4
In the wild
Unconfirmed
What it is

🔥 A buffer overflow in the Netgear R7000P could turn your home network into a hacker's playground! Think of it like a restaurant overflowing with orders when the kitchen isn't prepared — the system can crash or go haywire when fed too many parameters that it can't handle. This vulnerability lets attackers potentially execute arbitrary code remotely, much like a rogue chef going off the rails with an unfiltered menu! If exploited, an attacker could gain control over the device, allowing them to access and modify sensitive information, disrupt the network, or even compromise other connected devices. This could lead to an absolute disaster for your home security!

Put simply

Think of it like a restaurant overflowing with orders when the kitchen isn't prepared — the system can crash or go haywire when fed too many parameters that it can't handle. This vulnerability lets attackers potentially execute arbitrary code remotely, much like a rogue chef going off the rails with an unfiltered menu! This vulnerability occurs in the Netgear R7000P's HTTP daemon, which fails to properly validate input parameters for starthour, startminute, endhour, and endminute. As a result, this oversight enables attackers to trigger a buffer overflow, potentially leading to remote code execution.

What to do

If exploited, an attacker could gain control over the device, allowing them to access and modify sensitive information, disrupt the network, or even compromise other connected devices. This could lead to an absolute disaster for your home security! Immediate action is crucial! Upgrade to the latest firmware version of the Netgear R7000P (V1.3.1.66 or later) to patch this critical vulnerability. Additionally, review your network settings to ensure there are no unnecessary services exposed to the internet. You've got this! With these steps, you'll have your network looking impenetrable in no time. 🛡️

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
0.01144 · 66.4th percentile
Published
2022-11-22T00:00Z
EPSS history
Timeline
  • 22 NOV 00:00Z
    Netgear R7000P V1.3.1.64 is vulnerable to Buffer Overflow in /usr/sbin/httpd via parameters: starthour, startminute , endhour, and endminute
    cvelistv5