Description
A security vulnerability has been detected in Tenda AC21 and AC23 16.03.08.16. Affected is the function GetParentControlInfo of the file /goform/GetParentControlInfo. Such manipulation of the argument mac leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
References (7)
Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.321783
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.321783
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.636545
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.636548
Exploit, Third Party Advisory related
https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC21/AC21V1.0re_V16.03.08.16.md
Exploit, Third Party Advisory exploit
https://github.com/XXRicardo/iot-cve/blob/main/Tenda/AC23/Stack-Based%20Buffer%20Overflow%20in%20Tenda%20Wi-Fi%205%20Router%20AC23%EF%BC%88AC23V1.0re_V16.03.07.52%EF%BC%89.md
Product product
https://www.tenda.com.cn/
Scores
CVSS v3
9.8
EPSS
0.0046
EPSS Percentile
64.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-119
CWE-121
Status
published
Products (2)
tenda/ac21_firmware
16.03.08.16
tenda/ac23_firmware
16.03.08.16
Published
Aug 29, 2025
Tracked Since
Feb 18, 2026