CVE-2022-26209

Totolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU…

published March 15, 2022

CVSS
—
EPSS
2%
Percentile
82.5
In the wild
Unconfirmed
What it is

⚠️ Command injection alert! Certain Totolink routers allow attackers to execute arbitrary commands just by crafting a sneaky request — it's like slipping a false order to a fast-food kitchen! 🍔 Think of it as handing a document to a restaurant that doesn’t double-check the order before sending it to the kitchen. If they accept anything without verification, an attacker can cook up some mischief! This vulnerability could let an attacker run any command they wish on the router, potentially compromising the device. They could gain control, siphon off data, or manipulate the network, turning your home into their playground. Don't let this happen!

Put simply

Think of it as handing a document to a restaurant that doesn’t double-check the order before sending it to the kitchen. If they accept anything without verification, an attacker can cook up some mischief! The command injection vulnerability in the setUploadSetting function of several Totolink routers can be exploited via the FileName parameter, allowing attackers to execute arbitrary commands without proper checks.

What to do

This vulnerability could let an attacker run any command they wish on the router, potentially compromising the device. They could gain control, siphon off data, or manipulate the network, turning your home into their playground. Don't let this happen! Check if you have one of the affected router models and ensure you update to the latest firmware version provided by Totolink. Additionally, consider changing your admin credentials to strengthen security. Stay vigilant! This is fixable! Update your router firmware and tighten up those settings — your network will thank you! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.02218 · 82.5th percentile
Published
2022-03-15T21:56Z
EPSS history
Timeline
  • 15 MAR 21:56Z
    Totolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU…
    cvelistv5