CVE-2020-28347

Name: CVE-2020-28347
Creator: NVD / NIST
Published: 2020-11-08T20:15:11.793+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 73.85%

Last modified Jun 17, 2026

CVE-2020-28347 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. tdpServer on TP-Link Archer A7 AC1750 devices before 201029 allows remote attackers to execute arbitrary code via the slave_mac parameter. NOTE: this issue exists because of an incomplete fix for CVE-2020-10882 in which shell quotes are mishandled.. EPSS estimates a 73.85% chance of exploitation in the next 30 days.

Description

tdpServer on TP-Link Archer A7 AC1750 devices before 201029 allows remote attackers to execute arbitrary code via the slave_mac parameter. NOTE: this issue exists because of an incomplete fix for CVE-2020-10882 in which shell quotes are mishandled.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

73.85%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Tp-Link	Ac1750 Firmware	< 201029

References

https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2019/lao_bomb/lao_bomb.mdExploit, Third Party Advisory
https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/minesweeper.mdExploit, Third Party Advisory
https://github.com/rapid7/metasploit-framework/pull/14365Exploit, Patch, Third Party Advisory
https://github.com/rdomanski/Exploits_and_Advisories/blob/master/advisories/Pwn2Own/Tokyo2019/lao_bomb.mdExploit, Third Party Advisory
https://github.com/rdomanski/Exploits_and_Advisories/blob/master/advisories/Pwn2Own/Tokyo2020/minesweeper.mdExploit, Third Party Advisory
https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2019/lao_bomb/lao_bomb.mdExploit, Third Party Advisory
https://github.com/pedrib/PoC/blob/master/advisories/Pwn2Own/Tokyo_2020/minesweeper.mdExploit, Third Party Advisory
https://github.com/rapid7/metasploit-framework/pull/14365Exploit, Patch, Third Party Advisory
https://github.com/rdomanski/Exploits_and_Advisories/blob/master/advisories/Pwn2Own/Tokyo2019/lao_bomb.mdExploit, Third Party Advisory
https://github.com/rdomanski/Exploits_and_Advisories/blob/master/advisories/Pwn2Own/Tokyo2020/minesweeper.mdExploit, Third Party Advisory

Timeline

Published: Nov 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-28347?

How severe is CVE-2020-28347?

CVE-2020-28347 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 73.85% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28347?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-28347?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST