CVE-2022-23973

Name: CVE-2022-23973
Creator: NVD / NIST
Published: 2022-04-07T19:15:08.65+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2022-23973 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. ASUS RT-AX56U’s user profile configuration function is vulnerable to stack-based buffer overflow due to insufficient validation for parameter length. An unauthenticated LAN attacker can execute arbitrary code to perform arbitrary operations or disrupt service.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

ASUS RT-AX56U’s user profile configuration function is vulnerable to stack-based buffer overflow due to insufficient validation for parameter length. An unauthenticated LAN attacker can execute arbitrary code to perform arbitrary operations or disrupt service.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.55%

42.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Asus	Rt-Ax56u Firmware	3.0.0.4.386.45898

References

https://www.twcert.org.tw/tw/cp-132-5787-b0e64-1.htmlThird Party Advisory
https://www.twcert.org.tw/tw/cp-132-5787-b0e64-1.htmlThird Party Advisory

Timeline

Published: Apr 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-23973?

How severe is CVE-2022-23973?

CVE-2022-23973 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2022-23973?

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-2022-23973?

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

Scan your code now

Source: NVD / NIST