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Vulnerabilities

CVE-2026-1506

High ⚡ Exploit Available
A vulnerability was determined in D-Link DIR-615 4.10. Impacted is an unknown function of the file /adv_mac_filter.php of the component MAC Filter Configuration. This manipulation of the argument mac
CWE-77 — Weakness Type
Published: Jan 28, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.2
🔗 NVD Official
📄 Description (English)

A vulnerability was determined in D-Link DIR-615 4.10. Impacted is an unknown function of the file /adv_mac_filter.php of the component MAC Filter Configuration. This manipulation of the argument mac causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. This vulnerability only affects products that are no longer supported by the maintainer.

🤖 AI Executive Summary

D-Link DIR-615 firmware 4.10 contains a critical OS command injection vulnerability in the MAC filter configuration module that allows remote attackers to execute arbitrary commands. The vulnerability affects an unsupported product with publicly disclosed exploits available, making it an immediate threat to organizations still operating legacy D-Link routers. This poses significant risk to Saudi networks relying on aging networking infrastructure.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 9, 2026 00:33
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses critical risk to Saudi telecommunications providers (STC, Mobily, Zain), government agencies, and small-to-medium enterprises that may still operate DIR-615 routers as edge devices or in legacy network segments. Banking sector (SAMA-regulated institutions) faces elevated risk if these routers are used in branch networks or as perimeter devices. Healthcare facilities and energy sector organizations (ARAMCO, SEC) using legacy networking equipment are particularly vulnerable. The unsupported status means no official patches will be released, forcing organizations to replace hardware entirely.
🏢 Affected Saudi Sectors
Telecommunications (STC, Mobily, Zain) Banking and Financial Services (SAMA-regulated) Government and Public Administration Healthcare Energy and Utilities (ARAMCO, SEC) Small and Medium Enterprises Education
⚖️ Saudi Risk Score (AI)
8.7
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Conduct urgent inventory of all D-Link DIR-615 devices across your network infrastructure
2. Isolate or disconnect any DIR-615 4.10 devices from production networks immediately
3. Implement network segmentation to restrict access to affected devices
4. Enable enhanced logging and monitoring on network perimeter devices

PATCHING GUIDANCE:
1. Since DIR-615 is end-of-life, no official patches will be released
2. Upgrade to supported D-Link router models (DIR-X series or newer) with current firmware
3. If immediate replacement is not possible, apply vendor firmware updates if available for your specific model variant

COMPENSATING CONTROLS:
1. Restrict administrative access to router management interfaces (disable WAN access to admin panel)
2. Implement strict firewall rules limiting traffic to/from router management ports (TCP 80, 443, 8080)
3. Deploy IDS/IPS signatures to detect command injection attempts targeting /adv_mac_filter.php
4. Implement MAC address filtering at upstream network devices instead of relying on router-level filtering
5. Monitor for suspicious process execution on router devices via SNMP or syslog

DETECTION RULES:
1. Monitor HTTP requests containing 'adv_mac_filter.php' with special characters (;, |, &, `, $, etc.) in mac parameter
2. Alert on any successful authentication to DIR-615 management interface followed by POST requests to adv_mac_filter.php
3. Monitor for unusual process spawning from web server processes on affected devices
4. Track failed and successful login attempts to router admin interfaces
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. إجراء جرد عاجل لجميع أجهزة D-Link DIR-615 عبر البنية التحتية للشبكة
2. عزل أو قطع أي أجهزة DIR-615 4.10 عن شبكات الإنتاج فوراً
3. تنفيذ تقسيم الشبكة لتقييد الوصول إلى الأجهزة المتأثرة
4. تفعيل السجلات المحسّنة والمراقبة على أجهزة محيط الشبكة

إرشادات التصحيح:
1. نظراً لأن DIR-615 انتهت دورة حياتها، لن يتم إصدار تصحيحات رسمية
2. الترقية إلى نماذج أجهزة التوجيه D-Link المدعومة (سلسلة DIR-X أو أحدث) مع البرامج الثابتة الحالية
3. إذا لم يكن الاستبدال الفوري ممكناً، طبّق تحديثات البرامج الثابتة للبائع إن توفرت لمتغير النموذج المحدد

الضوابط التعويضية:
1. تقييد الوصول الإداري إلى واجهات إدارة جهاز التوجيه (تعطيل الوصول عبر WAN إلى لوحة المسؤول)
2. تنفيذ قواعد جدار الحماية الصارمة لتقييد حركة المرور إلى/من منافذ إدارة جهاز التوجيه
3. نشر توقيعات IDS/IPS للكشف عن محاولات حقن الأوامر
4. تنفيذ تصفية عنوان MAC على أجهزة الشبكة العليا بدلاً من الاعتماد على تصفية مستوى جهاز التوجيه
5. مراقبة تنفيذ العمليات المريبة على أجهزة جهاز التوجيه عبر SNMP أو syslog

قواعد الكشف:
1. مراقبة طلبات HTTP التي تحتوي على 'adv_mac_filter.php' مع أحرف خاصة في معامل mac
2. التنبيه على أي مصادقة ناجحة لواجهة إدارة DIR-615 متبوعة بطلبات POST
3. مراقبة توليد العمليات غير المعتادة من عمليات خادم الويب
4. تتبع محاولات تسجيل الدخول الفاشلة والناجحة إلى واجهات إدارة جهاز التوجيه
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.8.1 - Asset Management and Inventory Control ECC 2024 A.8.2 - Information and Other Assets ECC 2024 A.12.6 - Management of Technical Vulnerabilities ECC 2024 A.14.2 - System Development and Change Management
🔵 SAMA CSF
SAMA CSF ID.AM-1 - Physical Devices and Software Assets SAMA CSF ID.RA-1 - Asset Vulnerabilities SAMA CSF PR.IP-12 - Security Awareness and Training SAMA CSF DE.CM-1 - Network Monitoring
🟡 ISO 27001:2022
ISO 27001:2022 A.5.9 - Access Control ISO 27001:2022 A.8.1 - Asset Management ISO 27001:2022 A.12.6 - Management of Technical Vulnerabilities ISO 27001:2022 A.14.2 - System Development and Change Management
🟣 PCI DSS v4.0.1
PCI DSS 2.4 - Document and Implement Security Configuration Standards PCI DSS 6.2 - Ensure Security Patches are Installed PCI DSS 11.2 - Run Automated Vulnerability Scanning Tools
📦 Affected Products / CPE 1 entries
dlink:dir-615_firmware:4.10
📊 CVSS Score
7.2
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredH — High
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.2
CWECWE-77
EPSS0.10%
Exploit ✓ Yes
Patch ✓ Yes
Published 2026-01-28
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
8.7
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
exploit-available CWE-77
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