CVE-2020-10987KEV · OVERDUE

Tenda AC1900 Router AC15 Model Remote Code Execution Vulnerability

Critical · published July 13, 2020

Patch now

Confirmed exploited, and the score agrees

CVSS calls it critical at 9.8. It is confirmed in active exploitation. It sits in the 99.6th percentile for exploit probability.

1635
days past CISA
deadline
CVSS v3.1
9.8
EPSS
80%
Percentile
99.6
In the wild
Confirmed
What it is

🚨 A sneaky little endpoint in Tenda AC15 routers is your biggest nemesis right now! Remote attackers can execute arbitrary system commands through a single POST request. 🔥 Think of it like a hotel receptionist who hands out master keys without checking IDs — anyone could walk right into any room and wreak havoc! If exploited, an attacker could fully compromise your router and take complete control of your network. This means they could intercept sensitive data, manipulate connected devices, or even launch further attacks. The consequences could be absolutely devastating!

Put simply

Think of it like a hotel receptionist who hands out master keys without checking IDs — anyone could walk right into any room and wreak havoc! The vulnerability exists in the goform/setUsbUnload endpoint of the Tenda AC15 AC1900 router, where attackers can send crafted POST requests to execute system commands using the deviceName parameter. This bypasses authentication checks, allowing unauthorized access.

What to do

If exploited, an attacker could fully compromise your router and take complete control of your network. This means they could intercept sensitive data, manipulate connected devices, or even launch further attacks. The consequences could be absolutely devastating! Immediately patch your Tenda router to version 15.03.05.20 or later to close this vulnerability. Additionally, consider disabling remote access features if they aren't necessary, and regularly check for firmware updates to stay protected! You've got this! Follow these steps, and your security hero status will be fully activated! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · 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
0.79810 · 99.6th percentile
Published
2020-07-13T18:46Z
KEV added
2021-11-03 · due 2022-05-03
EPSS history
Timeline
  • 03 NOV 00:00Z
    Added to CISA KEV — remediate by May 3
    kev
  • 13 JUL 18:46Z
    The goform/setUsbUnload endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote attackers to execute arbitrary system commands via the deviceName POST…
    cvelistv5