CVE-2022-38534

Name: CVE-2022-38534
Creator: NVD / NIST
Published: 2022-09-15T18:15:12.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.59%

Last modified Jun 17, 2026

CVE-2022-38534 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. TOTOLINK-720R v4.1.5cu.374 was discovered to contain a remote code execution (RCE) vulnerability via the setdiagnosicfg function.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

TOTOLINK-720R v4.1.5cu.374 was discovered to contain a remote code execution (RCE) vulnerability via the setdiagnosicfg function.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.59%

72.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Totolink	A720r Firmware	4.1.5cu.374

References

https://github.com/Jfox816/TOTOLINK-720R/blob/fb6ba109ba9c5bd1b0d8e22c88ee14bdc4a75e6b/TOTOLINK%20720%20RCode%20Execution.mdExploit, Third Party Advisory
https://github.com/Jfox816/TOTOLINK-720R/blob/fb6ba109ba9c5bd1b0d8e22c88ee14bdc4a75e6b/TOTOLINK%20720%20RCode%20Execution.mdExploit, Third Party Advisory

Timeline

Published: Sep 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-38534?

TOTOLINK-720R v4.1.5cu.374 was discovered to contain a remote code execution (RCE) vulnerability via the setdiagnosicfg function.

How severe is CVE-2022-38534?

CVE-2022-38534 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.

How do I fix CVE-2022-38534?

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-2022-38534?

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

Scan your code now

Source: NVD / NIST