CVE-2025-10666

D-Link DIR-825 apply.cgi sub_4106d4 buffer overflow

State: Published
Severity: 8.7 High
Published: Sep 18, 2025
Updated: Feb 3, 2026
Reserved: Sep 18, 2025

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.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P	VulDB
3.1	8.8 High	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	VulDB
3.0	8.8 High	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	9.0 High	AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-120 Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
DIR-825D-Link	2.0Affected 2.1Affected 2.2Affected 2.3Affected 2.4Affected 2.5Affected 2.6Affected 2.7Affected 2.8Affected 2.9Affected 2.10Affected

References

VDB-324787 | D-Link DIR-825 apply.cgi sub_4106d4 buffer overflowvdb-entrytechnical-description
VDB-324787 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #652047 | D-Link DIR-825 Rev.B 2.10 Buffer Overflowthird-party-advisory
https://github.com/panda666-888/vuls/blob/main/d-link/dir-825/apply.cgi.mdrelated
https://github.com/panda666-888/vuls/blob/main/d-link/dir-825/apply.cgi.md#pocexploit
https://www.dlink.com/product
https://www.exploit-db.com/exploits/52469

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