CVE-2020-26201

Name: CVE-2020-26201
Creator: NVD / NIST
Published: 2020-12-10T23:15:12.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.41%

Last modified Jun 17, 2026

CVE-2020-26201 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Askey AP5100W_Dual_SIG_1.01.097 and all prior versions use a weak password at the Operating System (rlx-linux) level. This allows an attacker to gain unauthorized access as an admin or root user to the device Operating System via Telnet or SSH.. EPSS estimates a 2.41% chance of exploitation in the next 30 days.

Description

Askey AP5100W_Dual_SIG_1.01.097 and all prior versions use a weak password at the Operating System (rlx-linux) level. This allows an attacker to gain unauthorized access as an admin or root user to the device Operating System via Telnet or SSH.

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

2.41%

82.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-521

Affected Software

Vendor	Product	Versions
Askey	Ap5100w Firmware	<= 1.01.097

References

https://medium.com/csg-govtech/bolstering-security-how-i-breached-a-wifi-mesh-access-point-from-close-proximity-to-uncover-f8f77dc3cd5dExploit, Third Party Advisory
https://www.askey.com.tw/Vendor Advisory
https://www.askey.com.tw/incident_report_notifications.htmlBroken Link, Vendor Advisory
https://medium.com/csg-govtech/bolstering-security-how-i-breached-a-wifi-mesh-access-point-from-close-proximity-to-uncover-f8f77dc3cd5dExploit, Third Party Advisory
https://www.askey.com.tw/Vendor Advisory
https://www.askey.com.tw/incident_report_notifications.htmlBroken Link, Vendor Advisory

Timeline

Published: Dec 10, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26201?

How severe is CVE-2020-26201?

CVE-2020-26201 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26201?

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-2020-26201?

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

Scan your code now

Source: NVD / NIST