CVE-2020-14124

There is a buffer overflow in librsa.so called by getwifipwdurl interface, resulting in code execution on Xiaomi router AX3600 with ROM version =rom< 1.1.12

published September 16, 2021

CVSS
—
EPSS
2%
Percentile
77.7
In the wild
Unconfirmed
What it is

⚠️ There’s a buffer overflow lurking in the Xiaomi AX3600 router’s librsa.so that could lead to code execution — a ticking time bomb for unpatched devices! 🔥 Think of it like a crowded elevator that suddenly gets overloaded; one extra person can send the whole thing crashing down. In this case, too much data sent through the getwifipwdurl interface could let an attacker control the router’s operations without permission. An attacker could exploit this vulnerability to execute arbitrary code on the router, potentially allowing them to manipulate your network traffic or even take over your entire device. If you haven't upgraded your ROM version from 1.1.12 or lower, your security is at risk!

Put simply

Think of it like a crowded elevator that suddenly gets overloaded; one extra person can send the whole thing crashing down. In this case, too much data sent through the getwifipwdurl interface could let an attacker control the router’s operations without permission. This vulnerability arises from a buffer overflow in the librsa.so library, triggered when the getwifipwdurl interface receives more data than it can handle, leading to arbitrary code execution.

What to do

An attacker could exploit this vulnerability to execute arbitrary code on the router, potentially allowing them to manipulate your network traffic or even take over your entire device. If you haven't upgraded your ROM version from 1.1.12 or lower, your security is at risk! To protect your device, immediately update your Xiaomi router firmware to a version above 1.1.12. Regularly check for firmware updates and apply them as soon as they are available. Don't skip those security patches! You've got this! With a quick firmware update, you’ll bolster your router's defenses in no time. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01751 · 77.7th percentile
Published
2021-09-16T12:08Z
EPSS history
Timeline
  • 16 SEP 12:08Z
    There is a buffer overflow in librsa.so called by getwifipwdurl interface, resulting in code execution on Xiaomi router AX3600 with ROM version =rom< 1.1.12
    cvelistv5