CVE-2020-28347

tdpServer on TP-Link Archer A7 AC1750 devices before 201029 allows remote attackers to execute arbitrary code via the slave_mac parameter

published November 8, 2020

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.5th percentile for exploit probability.

CVSS
—
EPSS
75%
Percentile
99.5
In the wild
Unconfirmed
What it is

⚠️ A sneaky flaw in TP-Link's Archer A7 devices could let attackers run arbitrary code—think of it as leaving your garage door open with the keys inside! 🔑 Imagine your friendly neighborhood post office misdelivering packages because the address labels are printed incorrectly. This vulnerability stems from a mishandled parameter, allowing the wrong code to be executed, just like delivering the wrong mail to the wrong recipient. An attacker could exploit this to gain control over the device, potentially intercepting network traffic or launching further attacks on your home network. It’s not just a bit of mischief; it could lead to some serious privacy breaches, making for an absolutely devastating experience!

Put simply

Imagine your friendly neighborhood post office misdelivering packages because the address labels are printed incorrectly. This vulnerability stems from a mishandled parameter, allowing the wrong code to be executed, just like delivering the wrong mail to the wrong recipient. The tdpServer on TP-Link Archer A7 devices mishandles the 'slave_mac' parameter, which allows remote attackers to execute arbitrary code. This vulnerability is a result of an incomplete fix from a previous CVE, where shell quotes were not properly handled.

What to do

An attacker could exploit this to gain control over the device, potentially intercepting network traffic or launching further attacks on your home network. It’s not just a bit of mischief; it could lead to some serious privacy breaches, making for an absolutely devastating experience! To stay safe, ensure you update your TP-Link Archer A7 firmware to the latest version. Regularly check for security updates, and consider changing default configurations as an extra precaution. Don't leave your door wide open! You've got this! Stay vigilant, patch up, and you'll be a security hero in no time! 🦸

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.75406 · 99.5th percentile
Published
2020-11-08T20:00Z
EPSS history
Timeline
  • 08 NOV 20:00Z
    tdpServer on TP-Link Archer A7 AC1750 devices before 201029 allows remote attackers to execute arbitrary code via the slave_mac parameter
    cvelistv5