📦 Dir 823g Firmware

by Dlink

🔍 What is Dir 823g Firmware?

Description coming soon...

🛡️ Security Overview

Click on a severity to filter vulnerabilities

⚠️ Known Vulnerabilities

CVE-2023-43241

CRITICAL CVSS 9.8 Sep 21, 2023

This vulnerability allows remote attackers to execute arbitrary code on D-Link DIR-823G routers via a stack overflow in the SetWLanRadioSecurity function. Attackers can exploit this by sending special...

CVE-2023-43235

CRITICAL CVSS 9.8 Sep 21, 2023

This vulnerability allows remote attackers to execute arbitrary code on D-Link DIR-823G routers via a stack overflow in the SetWifiDownSettings function. Attackers can exploit this by sending speciall...

CVE-2023-26612

CRITICAL CVSS 9.8 Jun 29, 2023

CVE-2023-26612 is a critical buffer overflow vulnerability in D-Link DIR-823G routers that allows remote attackers to execute arbitrary code by sending specially crafted data to the HostName field in ...

CVE-2023-26616

CRITICAL CVSS 9.8 Jun 29, 2023

CVE-2023-26616 is a critical buffer overflow vulnerability in D-Link DIR-823G routers that allows remote attackers to execute arbitrary code or cause denial of service. The vulnerability exists in the...

CVE-2023-29665

CRITICAL CVSS 9.8 Apr 17, 2023

CVE-2023-29665 is a critical stack overflow vulnerability in D-Link DIR823G routers that allows remote attackers to execute arbitrary code by sending specially crafted requests to the SetPasswdSetting...

CVE-2020-25366

CRITICAL CVSS 9.1 Nov 4, 2021

This vulnerability in D-Link DIR-823G routers allows attackers to cause denial of service (DoS) by exploiting an unspecified issue in the firmware upload CGI component. Attackers can crash or disrupt ...

CVE-2020-25367

CRITICAL CVSS 9.8 Nov 4, 2021

This CVE describes a command injection vulnerability in the HNAP1 protocol of D-Link DIR-823G routers. Attackers can execute arbitrary commands via shell metacharacters in the Captcha field during log...

CVE-2025-60331

HIGH CVSS 7.5 Oct 22, 2025

A buffer overflow vulnerability exists in the FillMacCloneMac parameter of the /EXCU_SHELL endpoint on D-Link DIR-823G A1 routers running firmware v1.0.2B05. Attackers can exploit this by sending craf...

CVE-2025-2360

HIGH CVSS 7.3 Mar 17, 2025

A critical vulnerability in D-Link DIR-823G routers allows remote attackers to bypass authorization controls via manipulation of the SOAPAction parameter in the UPnP service. This affects D-Link DIR-8...

CVE-2025-2359

HIGH CVSS 7.3 Mar 17, 2025

This critical vulnerability in D-Link DIR-823G routers allows attackers to bypass authorization controls and manipulate DDNS settings remotely via the SetDDNSSettings function. It affects users of D-L...

CVE-2024-13030

HIGH CVSS 7.3 Dec 30, 2024

This critical vulnerability in D-Link DIR-823G routers allows unauthorized attackers to remotely modify critical system settings through the web management interface. Attackers can manipulate function...

CVE-2024-51023

HIGH CVSS 8.8 Nov 5, 2024

This vulnerability allows remote attackers to execute arbitrary operating system commands on D-Link DIR_823G routers via command injection in the Address parameter. Attackers can gain full control of ...

CVE-2024-44408

HIGH CVSS 7.5 Sep 6, 2024

The D-Link DIR-823G router version 1.0.2B05_20181207 allows unauthorized users to download configuration files containing plaintext passwords. This vulnerability exposes administrative credentials and...

CVE-2024-27656

HIGH CVSS 8.8 Feb 29, 2024

This vulnerability in D-Link DIR-823G routers allows attackers to exploit a buffer overflow via the Cookie parameter. Attackers can cause Denial of Service (DoS) and potentially achieve remote code ex...

CVE-2023-44838

HIGH CVSS 7.5 Oct 5, 2023

This vulnerability in D-Link DIR-823G routers allows attackers to trigger a buffer overflow by sending specially crafted input to the TXPower parameter. This can cause a Denial of Service (DoS) by cra...

CVE-2023-44828

HIGH CVSS 7.5 Oct 5, 2023

This vulnerability in D-Link DIR-823G routers allows attackers to trigger a buffer overflow via the CurrentPassword parameter, potentially causing a Denial of Service (DoS) by crashing the device. It ...

CVE-2023-44830

HIGH CVSS 7.5 Oct 5, 2023

A buffer overflow vulnerability in D-Link DIR-823G routers allows attackers to cause Denial of Service (DoS) by sending crafted input to the EndTime parameter in the SetParentsControlInfo function. Th...

CVE-2023-44832

HIGH CVSS 7.5 Oct 5, 2023

This vulnerability in D-Link DIR-823G routers allows attackers to trigger a buffer overflow by sending specially crafted input to the MacAddress parameter in the SetWanSettings function. This can caus...

CVE-2023-44834

HIGH CVSS 7.5 Oct 5, 2023

This vulnerability in D-Link DIR-823G routers allows attackers to trigger a buffer overflow via the StartTime parameter in the SetParentsControlInfo function. Exploitation can cause Denial of Service ...

CVE-2023-44836

HIGH CVSS 7.5 Oct 5, 2023

A buffer overflow vulnerability in D-Link DIR-823G routers allows attackers to cause Denial of Service (DoS) by sending specially crafted SSID input to the SetWLanRadioSettings function. This affects ...

CVE-2023-26615

HIGH CVSS 7.5 Jun 28, 2023

CVE-2023-26615 is a password reset vulnerability in D-Link DIR-823G routers that allows unauthenticated attackers to reset the web management interface password via the SetMultipleActions API. This af...

CVE-2025-60671

MEDIUM CVSS 5.4 Nov 13, 2025

A command injection vulnerability in D-Link DIR-823G router firmware allows attackers with write access to /var/system/linux_vlan_reinit to execute arbitrary commands on the device. This affects users...