CVE-2025-10666
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-18

Last updated on: 2026-02-03

Assigner: VulDB

Description
A security flaw has been discovered in D-Link DIR-825 up to 2.10. Affected by this vulnerability is the function sub_4106d4 of the file apply.cgi. The manipulation of the argument countdown_time results in buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may be exploited. This vulnerability only affects products that are no longer supported by the maintainer.
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Meta Information
Published
2025-09-18
Last Modified
2026-02-03
Generated
2026-06-16
AI Q&A
2025-09-18
EPSS Evaluated
2026-06-15
NVD
CVE-2025-10666
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
dlink dir-825_firmware to 2.10 (inc)
dlink dir-825 *
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 in the D-Link DIR-825 router (up to firmware version 2.10) within the function sub_4106d4 of the file apply.cgi. It occurs due to improper handling of the argument countdown_time, allowing an attacker to remotely execute the overflow and potentially compromise the device.

Impact Analysis

The vulnerability can be exploited remotely to cause a buffer overflow, which may lead to unauthorized control over the affected device, potentially allowing attackers to execute arbitrary code, disrupt service, or gain access to sensitive information.

Mitigation Strategies

Since the affected products (D-Link DIR-825 up to version 2.10) are no longer supported by the maintainer, immediate mitigation steps include discontinuing use of the vulnerable device, isolating it from untrusted networks, and replacing it with a supported device or firmware version that is not vulnerable.

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