CVE-2025-11524

Tenda AC7 SetDDNSCfg stack-based overflow

A flaw has been found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/SetDDNSCfg. This manipulation of the argument ddnsEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.

Affected

Tenda · AC7

CVSS v4.0 VULDB

7.4 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

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

CVSS v2.0 VULDB

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

1.03% chance of exploitation in the next 30 days, 63rd percentile

Published

2025-10-09

Updated

2026-02-24

Proof-of-concept exploits (1)

• noahze01/IoT-vulnerable/blob/main/Tenda/AC7/SetDDNSCfg.md5★ · 2025-10-12

Security advisories

• https://vuldb.com/?id.327662
• https://vuldb.com/?submit.669852
• https://www.tenda.com.cn

References

• CVE Record
• NVD entry

Related

• CVE-2024-42546
• CVE-2024-42547
• CVE-2024-7151
• CVE-2024-7152
• CVE-2024-8573
• CVE-2024-8575