What is CVE-2022-28970?

CVE-2022-28970 is a high-severity vulnerability in Tenda Ax1806, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-05-06.

How severe is CVE-2022-28970?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2022-28970 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Tenda Ax1806

CVE-2022-28970

Tenda AX1806 v1.0.0.1 was discovered to contain a heap overflow via the mac parameter in the function GetParentControlInfo. This vulnerability allows attackers to cause a Denial of Service (DoS).

Vulnerability class: Buffer Overflow

Published 2022-05-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.4th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Tenda Ax1806
Tenda Ax1806 Firmware — versions 1.0.0.1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

github.com/d1tto/IoT-vuln/blob/main/Tenda/AX1806/GetParentControlInfo/readme.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-28970?: CVE-2022-28970 is a high-severity vulnerability in Tenda Ax1806, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-05-06.
How severe is CVE-2022-28970?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-28970 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.