CVE-2025-29135

Description

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.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
tenda	ac7_firmware	All
tenda	ac7	All

References

Exploits

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

Other References

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

Frequently Asked Questions

What is CVE-2025-29135? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-29135? +

CVE-2025-29135 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-29135? +

CVE-2025-29135 affects products from tenda, specifically: ac7, ac7_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29135? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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