CVE-2022-28561

Name: CVE-2022-28561
Creator: NVD / NIST
Published: 2022-05-03T16:15:19.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 9.33%

Last modified Jun 17, 2026

CVE-2022-28561 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. There is a stack overflow vulnerability in the /goform/setMacFilterCfg function in the httpd service of Tenda ax12 22.03.01.21_cn router. An attacker can obtain a stable shell through a carefully constructed payload. EPSS estimates a 9.33% chance of exploitation in the next 30 days.

Description

There is a stack overflow vulnerability in the /goform/setMacFilterCfg function in the httpd service of Tenda ax12 22.03.01.21_cn router. An attacker can obtain a stable shell through a carefully constructed payload

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

9.33%

94.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Tenda	Ax12 Firmware	22.03.01.21_cn

References

https://github.com/iot-firmeware/-Router-vulnerability/tree/main/AX12Exploit, Third Party Advisory
https://github.com/iot-firmeware/-Router-vulnerability/tree/main/AX12Exploit, Third Party Advisory

Timeline

Published: May 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-28561?

How severe is CVE-2022-28561?

CVE-2022-28561 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 9.33% probability of exploitation in the next 30 days.

How do I fix CVE-2022-28561?

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-2022-28561?

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

Scan your code now

Source: NVD / NIST