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Description

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A vulnerability was identified in Tenda AC20 16.03.08.12. This issue affects the function sub_46A2AC of the file /goform/setMacFilterCfg. The manipulation of the argument deviceList leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Dies betrifft die Funktion sub_46A2AC der Datei /goform/setMacFilterCfg. Mit der Manipulation des Arguments deviceList mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. Der Exploit steht zur öffentlichen Verfügung.

PUBLISHED Reserved 2025-08-14 | Published 2025-08-15 | Updated 2025-08-15 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

16.03.08.12
affected

Timeline

2025-08-14:Advisory disclosed
2025-08-14:VulDB entry created
2025-08-14:VulDB entry last update

Credits

n0ps1ed (VulDB User) reporter

References

vuldb.com/?id.320267 (VDB-320267 | Tenda AC20 setMacFilterCfg sub_46A2AC stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.320267 (VDB-320267 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.631932 (Submit #631932 | Tenda AC20 V16.03.08.12 Buffer Overflow) third-party-advisory

github.com/...o/blob/main/AC20/formSetMacFilterCfg/readme.md related

github.com/...o/blob/main/AC20/formSetMacFilterCfg/readme.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2025-9046)

nvd.nist.gov (CVE-2025-9046)

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