TI-2023-21610 Aliases CVE-2023-40915 GHSA-2992-3j6w-22hh

Tenda AX3 v16.03.12.11 has a stack buffer overflow vulnerability detected at function…

HIGH 72CWE-787Published 2023-08-25 · Updated 2024-10-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

Tenda AX3 v16.03.12.11 has a stack buffer overflow vulnerability detected at function form_fast_setting_wifi_set. This vulnerability allows attackers to cause a Denial of Service (DoS) via the ssid parameter.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00744 55th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:tenda:ax3_firmware:16.03.12.11:::::::*	16.03.12.11	Vulnerable	Tenda
cpe:2.3:h:tenda:ax3:-:::::::*	not specified by NVD	Running on	Tenda

cpe:2.3:o:tenda:ax3_firmware:16.03.12.11:*:*:*:*:*:*:* Versions 16.03.12.11 Vulnerable ·Tenda
cpe:2.3:h:tenda:ax3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-40915
2026-10-03 Alias added: GHSA-2992-3j6w-22hh

References

Exploit 1

https://github.com/Korey0sh1/IoT_vuln/blob/main/Tenda/AX3/form_fast_setting_wifi_set.md

TI-2025-42929 Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv… CVSS 3.1CRITICAL 9.8
TI-2025-42927 Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv… CVSS 3.1CRITICAL 9.8
TI-2025-42926 Tenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the vlanId… CVSS 3.1CRITICAL 9.8
TI-2025-42925 Tenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the list… CVSS 3.1CRITICAL 9.8
TI-2023-28433 Tenda AX3 v16.03.12.11 was discovered to contain a remote code execution (RCE)… CVSS 3.1CRITICAL 9.8
TI-2023-09933 Tenda AX3 V16.03.12.11 was discovered to contain a stack overflow via the timeType function at /goform/SetSysTimeCfg. CVSS 3.1CRITICAL 9.8

See all 52 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences