CVE-2020-10887CWE-693

This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers

High · published March 25, 2020

CVSS v3.0
8.1
EPSS
4%
Percentile
89.7
In the wild
Unconfirmed
What it is

🚨 A sneaky flaw in TP-Link Archer A7 routers lets anyone bypass your firewall without breaking a sweat! 🔥 Think of it like a hotel with a side entrance that isn’t monitored, allowing guests who know about it to sneak in without ever checking in at the front desk. That’s how this vulnerability lets attackers slip past your security unannounced! An attacker with knowledge of this vulnerability could gain unauthorized access and potentially execute code as root. They could manipulate your router's settings, intercept your data, or even take control of your network! This could lead to absolute chaos in your digital life.

Put simply

Think of it like a hotel with a side entrance that isn’t monitored, allowing guests who know about it to sneak in without ever checking in at the front desk. That’s how this vulnerability lets attackers slip past your security unannounced! The vulnerability arises from improper handling of IPv6 SSH connections on affected TP-Link Archer A7 routers, allowing attackers to bypass authentication and exploit other vulnerabilities to execute arbitrary code.

What to do

An attacker with knowledge of this vulnerability could gain unauthorized access and potentially execute code as root. They could manipulate your router's settings, intercept your data, or even take control of your network! This could lead to absolute chaos in your digital life. To protect yourself, upgrade your router firmware to the latest version from TP-Link immediately. Consider disabling IPv6 if you don’t need it, and review your network configuration to ensure no unauthorized access is possible. Regularly check for updates and security patches. You've got this! By following these steps, you'll tighten your security and keep your network safe! 🛡️

The record
Technical detail
CVSS v3.0
8.1 · HIGH
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03693 · 89.7th percentile
Weakness
CWE-693 · Protection Mechanism Failure
Published
2020-03-25T19:15Z
EPSS history
Timeline
  • 25 MAR 19:15Z
    This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers
    cvelistv5