🛡️ CVE-2025-10634 — dir-823x-firmware

🟡 CVSS 6.3 — Medium ⚠️ Exploit Public CWE-74 NVD
6.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A weakness has been identified in D-Link DIR-823X 240126/240802/250416. The impacted element is the function sub_412E7C of the file /usr/sbin/goahead of the component Environment Variable Handler. This manipulation of the argument terminal_addr/server_ip/server_port causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity low, availability low.

Affected software

CVE-2025-10634 is recorded against 1 package.

  • dir-823x-firmware

Timeline and source

Published on 18 September 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
pan.baidu.com
vuldb.com
vuldb.com
vuldb.com
www.dlink.com
github.com

Details

Severity MEDIUM
CVSS Score 6.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CWE CWE-74
Public Exploit ⚠️ Yes
Source NVD
Published 2025-09-18
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
dir-823x-firmware — —

References

Similar Threats

Exploit Protection

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CVE-2025-10634 carries CVSS 6.3 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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