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Dir 823x Firmware CVE-2025-2717

MEDIUM
Command Injection (CWE-77)
2025-03-25 cna@vuldb.com
5.1
CVSS 4.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Command injection prevention
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 5.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required. EPSS exploitation probability: 1.19%.

Exploit ScenarioDerived

A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 1.2% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

A vulnerability, which was classified as critical, has been found in D-Link DIR-823X 240126/240802. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. A vulnerability, which was classified as critical, has been found in D-Link DIR-823X 240126/240802. The manipulation of the argument target_addr leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Affected products include: Dlink Dir-823X Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Vulnerable system: Confidentiality
Low
Vulnerable system: Integrity
Low
Vulnerable system: Availability
Low
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

A vulnerability, which was classified as critical, has been found in D-Link DIR-823X 240126/240802. This issue affects the function sub_41710C of the file /goform/diag_nslookup of the component HTTP POST Request Handler. The manipulation of the argument target_addr leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Executive ViewAI

Why It Matters

CVE-2025-2717 presents moderate security risk, a command injection vulnerability rated CVSS 5.1. Exploitation could allow attackers to execute code or inject malicious input. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: deploy WAF rules, restrict network access, enable logging.

Threat Intelligence Overview

EPSS Score
1.2%
Top 21% exploitable
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 1.2%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

27
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)CVE.org

cpe:2.3:o:dlink:dir-823x_firmware:240126:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-823x_firmware:240802:*:*:*:*:*:*:*
CVE-2025-29043 CRITICAL POC
9.8 Apr 17

An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234. Rated cr

CVE-2025-29042 CRITICAL POC
9.8 Apr 17

An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the macaddr key value to the fu

CVE-2025-29041 CRITICAL POC
9.8 Apr 17

An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and t

CVE-2025-29040 CRITICAL POC
9.8 Apr 17

An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and t

CVE-2024-39962 CRITICAL POC
9.8 Jul 19

D-Link DIR-823X AX3000 Dual-Band Gigabit Wireless Router v21_D240126 was discovered to contain a remote code execution (

CVE-2025-1103 HIGH POC
7.1 Feb 07

A vulnerability, which was classified as problematic, was found in D-Link DIR-823X 240126/240802. Rated high severity (C

CVE-2025-55848 HIGH POC
8.8 Sep 26

An issue was discovered in DIR-823 firmware 20250416. Rated high severity (CVSS 8.8), this vulnerability is no authentic

CVE-2025-29039 HIGH POC
7.2 Apr 17

An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x41dda8. Rated hi

CVE-2026-2175 HIGH POC
7.2 Feb 08

Unauthenticated attackers can execute arbitrary operating system commands on D-Link DIR-823X routers through the /goform

CVE-2026-2157 HIGH POC
7.2 Feb 08

Remote code execution in D-Link DIR-823X routers through OS command injection in the static route configuration endpoint

CVE-2026-2120 HIGH POC
7.2 Feb 08

Remote code execution in D-Link DIR-823X routers through OS command injection in the /goform/set_server_settings endpoin

CVE-2026-2155 HIGH POC
7.2 Feb 08

Remote code execution in D-Link DIR-823X routers through OS command injection in the DMZ configuration handler allows un

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