Critical severity · published Nov 20, 2025
CVE-2025-13445
Tenda AC21 SetIpMacBind stack-based overflow
9.8
CVSS
4.2%
EPSS
No
On KEV
Description
A flaw has been found in Tenda AC21 16.03.08.16. This affects an unknown part of the file /goform/SetIpMacBind. Executing a manipulation of the argument list can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been published and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
AC21 · Tenda
16.03.08.16 · source: vendor
AF
Ac21 Firmware · Tenda
16.03.08.16 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-13445
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-13445
Exploit
https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN7.md
Permissions Required
https://vuldb.com/?ctiid.333017
Third Party Advisory
https://vuldb.com/?id.333017
Third Party Advisory
https://vuldb.com/?submit.694066
Product
https://www.tenda.com.cn/
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