CVE-2025-65221
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-20

Last updated on: 2025-11-21

Assigner: MITRE

Description
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the list parameter of /goform/setPptpUserList.
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Meta Information
Published
2025-11-20
Last Modified
2025-11-21
Generated
2026-06-16
AI Q&A
2025-11-20
EPSS Evaluated
2026-06-15
NVD
CVE-2025-65221
EUVD
EUVD-2025-198261
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
tenda ac21_firmware 16.03.08.16
tenda ac21 *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-121 A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
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Executive Summary

This vulnerability is a buffer overflow in the Tenda AC21 router firmware version V16.03.08.16. It occurs via the 'list' parameter of the /goform/setPptpUserList endpoint, which can be exploited to cause unexpected behavior or crashes.

Impact Analysis

Exploitation of this buffer overflow vulnerability could lead to denial of service or potentially allow an attacker to execute arbitrary code on the affected device, compromising its security and functionality.

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