CVE-2023-30053

TOTOLINK A7100RU V7.4cu.2313_B20191024 is vulnerable to Command Injection

Critical · published May 5, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
81.2
In the wild
Unconfirmed
What it is

🚨 A critical command injection vulnerability lurks in TOTOLINK A7100RU V7.4cu.2313_B20191024, with a CVSS score of 9.8! It’s like handing a stranger the keys to your house without checking their ID! 🔥 Think of this vulnerability like a hotel that lets anyone check into a room just by saying a password — no verification needed. An attacker could easily slip in and take full control, wreaking havoc without anyone noticing! If exploited, this flaw allows malicious actors to execute arbitrary commands on the router, potentially leading to unauthorized access to your network. They could change settings, snoop on your traffic, or even launch attacks against other devices on the network! This is absolutely devastating for your security!

Put simply

Think of this vulnerability like a hotel that lets anyone check into a room just by saying a password — no verification needed. An attacker could easily slip in and take full control, wreaking havoc without anyone noticing! The command injection vulnerability arises from insufficient input validation, allowing attackers to send crafted commands that the router will execute as if they were legitimate requests. Essentially, it’s a loophole in the router's command processing logic.

What to do

If exploited, this flaw allows malicious actors to execute arbitrary commands on the router, potentially leading to unauthorized access to your network. They could change settings, snoop on your traffic, or even launch attacks against other devices on the network! This is absolutely devastating for your security! Patch your TOTOLINK A7100RU to the latest firmware version immediately to eliminate this vulnerability. Regularly check for updates and consider changing default settings to increase security. Don't forget to enforce strong passwords on your devices! You've got this! By following these steps, you can keep your network safe and sound! 🛡️

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
0.02063 · 81.2th percentile
Published
2023-05-05T00:00Z
EPSS history
Timeline
  • 05 MAY 00:00Z
    TOTOLINK A7100RU V7.4cu.2313_B20191024 is vulnerable to Command Injection
    cvelistv5