CVE-2023-29801

TOTOLINK X18 V9.1.0cu.2024_B20220329 was discovered to contain multiple command injection vulnerabilities via the rtLogEnabled and rtLogServer parameters in…

Critical · published April 14, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
80.7
In the wild
Unconfirmed
What it is

🚨 A crafty attacker could exploit command injection vulnerabilities in TOTOLINK X18, gaining control over your device — all through just a couple of sneaky parameters! 🔥 Think of your router as a restaurant kitchen. If a server can slip in an order that the chef never verifies, they could get away with serving anything — including a side of chaos! An attacker leveraging this vulnerability could execute arbitrary commands on the device, potentially leading to full control over the router. This means they could intercept traffic, change settings, and even access sensitive information — an absolute nightmare for your network security!

Put simply

Think of your router as a restaurant kitchen. If a server can slip in an order that the chef never verifies, they could get away with serving anything — including a side of chaos! The vulnerabilities reside in the `setSyslogCfg` function, where improper handling of the `rtLogEnabled` and `rtLogServer` parameters allows for command injection, enabling the attacker to execute arbitrary commands on the system.

What to do

An attacker leveraging this vulnerability could execute arbitrary commands on the device, potentially leading to full control over the router. This means they could intercept traffic, change settings, and even access sensitive information — an absolute nightmare for your network security! Immediate action is essential: update the TOTOLINK X18 to the latest firmware version, and ensure strict parameter validation is in place to mitigate these risks. Regularly audit your network devices for vulnerabilities as well! You've got this! Stay proactive, follow these steps, and you'll 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
0.02014 · 80.7th percentile
Published
2023-04-14T00:00Z
EPSS history
Timeline
  • 14 APR 00:00Z
    TOTOLINK X18 V9.1.0cu.2024_B20220329 was discovered to contain multiple command injection vulnerabilities via the rtLogEnabled and rtLogServer parameters in…
    cvelistv5