CVE-2021-42888

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function setLanguageCfg of the file global.so which can control langType to…

published June 3, 2022

CVSS
—
EPSS
2%
Percentile
79.6
In the wild
Unconfirmed
What it is

⚠️ A sneaky command injection flaw could be lurking in your TOTOLINK EX1200T! The vulnerability in `setLanguageCfg` could allow an attacker to execute commands remotely. 🔥 Think of it like a restaurant where the chef takes orders without checking the menu — if a waiter slips in a wrong request, the chef could whip up something dangerous. This vulnerability lets attackers sneak in commands that the router might unwittingly execute! An attacker could exploit this to run arbitrary commands on the router, potentially gaining access to critical settings or the device itself. While the severity is currently unknown, leaving such a door ajar can lead to devastating consequences if exploited. Better to fix it now than to deal with the aftermath later!

Put simply

Think of it like a restaurant where the chef takes orders without checking the menu — if a waiter slips in a wrong request, the chef could whip up something dangerous. This vulnerability lets attackers sneak in commands that the router might unwittingly execute! The issue resides in the function `setLanguageCfg` within the `global.so` file, allowing remote command execution by manipulating the `langType` parameter. This means that if an attacker knows how to play with this function, they can instruct the router to execute unauthorized actions.

What to do

An attacker could exploit this to run arbitrary commands on the router, potentially gaining access to critical settings or the device itself. While the severity is currently unknown, leaving such a door ajar can lead to devastating consequences if exploited. Better to fix it now than to deal with the aftermath later! To safeguard your device, update the firmware to the latest version provided by TOTOLINK, which should address this vulnerability. Regularly check for firmware updates to ensure your device remains secure from any exploitation. You've got this! By following these steps, you’ll boost your security and keep your network safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01904 · 79.6th percentile
Published
2022-06-03T13:51Z
EPSS history
Timeline
  • 03 JUN 13:51Z
    TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function setLanguageCfg of the file global.so which can control langType to…
    cvelistv5