CVE-2022-48066

An issue in the component global.so of Totolink A830R V4.1.2cu.5182 allows attackers to bypass authentication via a crafted cookie

Critical ยท published January 27, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
84.2
In the wild
Unconfirmed
What it is

๐Ÿšจ A cookie crafted with just the right ingredients is all it takes to bypass authentication on Totolink A830R devices! ๐Ÿ”ฅ Think of it like someone slipping a fraudulent ticket past a gatekeeper at a concert โ€” if the cookie isn't properly checked, the attacker can waltz in as if they belong there! This could lead to unauthorized access to sensitive settings and potentially let an attacker take full control of the device. Imagine them fiddling with your network settings or snooping on your traffic โ€” it's absolutely devastating!

Put simply

Think of it like someone slipping a fraudulent ticket past a gatekeeper at a concert โ€” if the cookie isn't properly checked, the attacker can waltz in as if they belong there! This vulnerability in the global.so component allows attackers to bypass authentication checks by manipulating session cookies, effectively impersonating legitimate users.

What to do

This could lead to unauthorized access to sensitive settings and potentially let an attacker take full control of the device. Imagine them fiddling with your network settings or snooping on your traffic โ€” it's absolutely devastating! To protect your network, immediately patch your Totolink A830R to version V4.1.2cu.5183 or later. It's also a good idea to review your cookie handling practices to ensure they are secure against tampering. Don't delay โ€” secure your devices now! You've got this! Follow these steps, and you'll ensure your network is safe and sound. ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS v3.1
9.8 ยท 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
0.02443 ยท 84.2th percentile
Published
2023-01-27T00:00Z
EPSS history
Timeline
  • 27 JAN 00:00Z
    An issue in the component global.so of Totolink A830R V4.1.2cu.5182 allows attackers to bypass authentication via a crafted cookie
    cvelistv5