CVE-2025-13446
Tenda AC21 SetSysTimeCfg stack-based overflow
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
A vulnerability has been found in Tenda AC21 16.03.08.16. This vulnerability affects unknown code of the file /goform/SetSysTimeCfg. The manipulation of the argument timeZone/time leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.
| CWE | CWE-121 CWE-119 |
| Vendor | tenda |
| Product | ac21 |
| Published | Nov 20, 2025 |
| Last Updated | Feb 24, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Tenda / AC21
16.03.08.16
References
vuldb.com: https://vuldb.com/?id.333018 vuldb.com: https://vuldb.com/?ctiid.333018 vuldb.com: https://vuldb.com/?submit.694425 vuldb.com: https://vuldb.com/?submit.694430 github.com: https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN8.md github.com: https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN9.md tenda.com.cn: https://www.tenda.com.cn/
Credits
🔍 jiahui288 (VulDB User)