CVE-2021-42232

TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp

published August 23, 2022

CVSS
—
EPSS
4%
Percentile
90.9
In the wild
Unconfirmed
What it is

🚨 A command injection flaw lurking in the TP-Link Archer A7 could let attackers pull off some sneaky maneuvers! 🔥 Think of it like a delivery truck taking the wrong instructions from a crooked dispatcher — if the truck doesn’t verify its orders, it might end up delivering anything, including chaos! If exploited, an attacker could run arbitrary commands on your router, potentially compromising your entire network! This could lead to unauthorized access, data manipulation, or even hijacking your internet traffic. The risks could escalate quickly if left unaddressed!

Put simply

Think of it like a delivery truck taking the wrong instructions from a crooked dispatcher — if the truck doesn’t verify its orders, it might end up delivering anything, including chaos! The vulnerability arises from the router processing parts of received data packets as commands, allowing attackers to inject and execute arbitrary commands through the /usr/bin/tddp interface.

What to do

If exploited, an attacker could run arbitrary commands on your router, potentially compromising your entire network! This could lead to unauthorized access, data manipulation, or even hijacking your internet traffic. The risks could escalate quickly if left unaddressed! To protect your network, ensure your TP-Link Archer A7 router is updated to the latest firmware version. Regularly review your device settings and consider disabling any unnecessary services to reduce exposure. Stay vigilant for any unusual activity on your network! You've got this! Follow these steps and you'll keep your router secure in no time. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04195 · 90.9th percentile
Published
2022-08-23T00:41Z
EPSS history
Timeline
  • 23 AUG 00:41Z
    TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp
    cvelistv5