CVE-2022-36456

Name: CVE-2022-36456
Creator: NVD / NIST
Published: 2022-08-25T14:15:09.17+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.09%

Last modified Jun 17, 2026

CVE-2022-36456 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection vulnerability via the username parameter in /cstecgi.cgi.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.

Description

TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection vulnerability via the username parameter in /cstecgi.cgi.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.09%

61.0th 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.532_b20210610

References

https://github.com/Darry-lang1/vuln/tree/main/TOTOLINK/A720R/1Exploit, Third Party Advisory
https://github.com/Darry-lang1/vuln/tree/main/TOTOLINK/A720R/1Exploit, Third Party Advisory

Timeline

Published: Aug 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-36456?

TOTOLink A720R V4.1.5cu.532_B20210610 was discovered to contain a command injection vulnerability via the username parameter in /cstecgi.cgi.

How severe is CVE-2022-36456?

CVE-2022-36456 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.

How do I fix CVE-2022-36456?

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-2022-36456?

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

Scan your code now

Source: NVD / NIST