TI-2025-20996 Aliases CVE-2025-29135 GHSA-v767-x36h-4gv8

A stack-based buffer overflow vulnerability in Tenda AC7 V15.03.06.44 allows a remote…

HIGH 82CWE-121Published 2025-03-24 · Updated 2025-03-26

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

A stack-based buffer overflow vulnerability in Tenda AC7 V15.03.06.44 allows a remote attacker to execute arbitrary code through a stack overflow attack using the security parameter of the formWifiBasicSet function.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.01096 65th 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: Total

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:ac7_firmware:15.03.06.44:::::::*	15.03.06.44	Vulnerable	Tenda
cpe:2.3:h:tenda:ac7:1.0:::::::*	1.0	Running on	Tenda

cpe:2.3:o:tenda:ac7_firmware:15.03.06.44:*:*:*:*:*:*:* Versions 15.03.06.44 Vulnerable ·Tenda
cpe:2.3:h:tenda:ac7:1.0:*:*:*:*:*:*:* Versions 1.0 Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-29135
2026-10-03 Alias added: GHSA-v767-x36h-4gv8

References

Exploit 1

https://github.com/Raining-101/IOT_cve/blob/main/a7_formWifiBasic_Setsecurity_stackoverflow.md

Advisory 1

https://gist.github.com/Raining-101/1651dd3901efdbb38d94a156a54bbc62

TI-2018-10434 An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7)… KEVCVSS 3.1CRITICAL 9.8
TI-2026-37683 In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan… CVSS 3.1CRITICAL 9.8
TI-2026-37682 Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the… CVSS 3.1CRITICAL 9.8
TI-2026-37681 Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the… CVSS 3.1CRITICAL 9.8
TI-2026-37680 Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the… CVSS 3.1CRITICAL 9.8
TI-2024-21260 Tenda AC7V1.0 v15.03.06.44 firmware has a stack overflow vulnerability via the PPW… CVSS 3.1CRITICAL 9.8

See all 71 →

Sources

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