CVE-2025-15217
Unknown Unknown - Not Provided
Remote Buffer Overflow in Tenda AC23 HTTP POST Handler

Publication date: 2025-12-30

Last updated on: 2026-02-24

Assigner: VulDB

Description
A security flaw has been discovered in Tenda AC23 16.03.07.52. Affected is the function formSetPPTPUserList of the component HTTP POST Request Handler. Performing a manipulation of the argument list results in buffer overflow. The attack can be initiated remotely.
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Meta Information
Published
2025-12-30
Last Modified
2026-02-24
Generated
2026-06-16
AI Q&A
2025-12-30
EPSS Evaluated
2026-06-15
NVD
CVE-2025-15217
EUVD
EUVD-2025-205683
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
tenda ac23 16.03.07.52
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-120 The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
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Executive Summary

This vulnerability is a buffer overflow flaw in the Tenda AC23 router firmware version 16.03.07.52, specifically in the function formSetPPTPUserList of the HTTP POST Request Handler component. An attacker can remotely manipulate the argument list to trigger the buffer overflow.

Impact Analysis

Exploitation of this vulnerability can lead to severe impacts including potential remote code execution, denial of service, or unauthorized access due to the buffer overflow. The CVSS scores indicate high severity with impacts on confidentiality, integrity, and availability.

Compliance Impact

The provided resources do not contain information regarding the impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.

Detection Guidance

This vulnerability can be detected by monitoring for crafted HTTP POST requests targeting the formSetPPTPUserList endpoint on the Tenda AC23 router firmware version 16.03.07.52. Detection involves inspecting network traffic for unusual or malformed POST requests to this endpoint that manipulate the argument list. Specific commands are not provided in the resources, but network packet capture tools like tcpdump or Wireshark can be used to filter HTTP POST requests to the vulnerable endpoint for further analysis. [1, 2]

Mitigation Strategies

Immediate mitigation steps include replacing the affected Tenda AC23 router running firmware version 16.03.07.52 with an alternative product, as no known mitigations or countermeasures have been identified. Avoid exposing the device to untrusted networks and restrict access to the HTTP POST Request Handler if possible to reduce the attack surface. [2]

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