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Vulnerabilities

CVE-2026-2188

High ⚡ Exploit Available
A vulnerability was determined in UTT 进取 521G 3.1.1-190816. The impacted element is the function sub_446B18 of the file /goform/formPdbUpConfig. Executing a manipulation of the argument policyNames ca
CWE-77 — Weakness Type
Published: Feb 8, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.2
🔗 NVD Official
📄 Description (English)

A vulnerability was determined in UTT 进取 521G 3.1.1-190816. The impacted element is the function sub_446B18 of the file /goform/formPdbUpConfig. Executing a manipulation of the argument policyNames can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.

🤖 AI Executive Summary

A critical OS command injection vulnerability exists in UTT 521G firmware version 3.1.1-190816 affecting the /goform/formPdbUpConfig endpoint. The vulnerability allows remote attackers to execute arbitrary system commands by manipulating the policyNames parameter, with public exploits already available. This poses an immediate threat to organizations using affected UTT networking equipment in Saudi Arabia.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 9, 2026 03:37
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi telecommunications providers (STC, Mobily, Zain), government agencies using UTT networking equipment for policy enforcement, and financial institutions relying on UTT devices for network security. Banking sector (SAMA-regulated entities) faces significant risk if UTT 521G devices are deployed in critical network infrastructure. Energy sector (ARAMCO and related entities) and healthcare organizations using these devices for network management are also at elevated risk. The remote nature of the exploit and public availability of POC code significantly increases the threat level.
🏢 Affected Saudi Sectors
Telecommunications (STC, Mobily, Zain) Banking and Financial Services (SAMA-regulated) Government and Public Administration (NCA oversight) Energy (ARAMCO and related entities) Healthcare Education
⚖️ Saudi Risk Score (AI)
8.5
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all UTT 521G devices running firmware version 3.1.1-190816 in your network using asset inventory tools
2. Isolate affected devices from internet-facing networks immediately if patching cannot be completed within 24 hours
3. Implement network segmentation to restrict access to /goform/formPdbUpConfig endpoint
4. Enable detailed logging on affected devices to detect exploitation attempts

PATCHING:
1. Contact UTT support to obtain the latest firmware version (post-3.1.1-190816)
2. Schedule firmware updates during maintenance windows with change management approval
3. Test patches in non-production environment first
4. Maintain backup of current configuration before patching

COMPENSATING CONTROLS (if patching delayed):
1. Implement WAF rules to block requests to /goform/formPdbUpConfig containing shell metacharacters (|, ;, &, $, `, etc.)
2. Restrict administrative access to UTT devices via IP whitelisting
3. Disable remote management interfaces if not required
4. Monitor for suspicious process execution on affected devices

DETECTION RULES:
1. Alert on HTTP POST requests to /goform/formPdbUpConfig with policyNames parameter containing: pipe (|), semicolon (;), ampersand (&), backtick (`), dollar sign ($), or command substitution patterns
2. Monitor system logs for unexpected process spawning from web service processes
3. Track failed authentication attempts to device management interfaces
4. Alert on firmware version mismatches in inventory scans
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حدد جميع أجهزة UTT 521G التي تعمل بإصدار البرنامج الثابت 3.1.1-190816 في شبكتك باستخدام أدوات جرد الأصول
2. عزل الأجهزة المتأثرة عن الشبكات المتصلة بالإنترنت فوراً إذا لم يتمكن من إكمال التصحيح في غضون 24 ساعة
3. تطبيق تقسيم الشبكة لتقييد الوصول إلى نقطة النهاية /goform/formPdbUpConfig
4. تفعيل السجلات التفصيلية على الأجهزة المتأثرة للكشف عن محاولات الاستغلال

التصحيح:
1. اتصل بدعم UTT للحصول على أحدث إصدار من البرنامج الثابت (بعد 3.1.1-190816)
2. جدولة تحديثات البرنامج الثابت خلال نوافذ الصيانة مع موافقة إدارة التغيير
3. اختبر التصحيحات في بيئة غير الإنتاج أولاً
4. احتفظ بنسخة احتياطية من التكوين الحالي قبل التصحيح

الضوابط البديلة (إذا تأخر التصحيح):
1. تطبيق قواعد WAF لحظر الطلبات إلى /goform/formPdbUpConfig التي تحتوي على أحرف shell (|، ;، &، $، `، إلخ)
2. تقييد الوصول الإداري إلى أجهزة UTT عبر القائمة البيضاء للعناوين
3. تعطيل واجهات الإدارة البعيدة إذا لم تكن مطلوبة
4. مراقبة تنفيذ العمليات المريبة على الأجهزة المتأثرة

قواعد الكشف:
1. تنبيه على طلبات HTTP POST إلى /goform/formPdbUpConfig مع معامل policyNames يحتوي على: الأنابيب (|)، الفاصلة المنقوطة (;)، العلامة (&)، علامة الخطر الخلفية (`)، علامة الدولار ($)، أو أنماط استبدال الأوامر
2. مراقبة سجلات النظام لتوليد العمليات غير المتوقعة من عمليات خدمة الويب
3. تتبع محاولات المصادقة الفاشلة لواجهات إدارة الأجهزة
4. تنبيه على عدم تطابق إصدار البرنامج الثابت في فحوصات الجرد
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.6.1 - Management of technical vulnerabilities ECC 2024 A.14.2.1 - Secure development policy ECC 2024 A.12.3.1 - Configuration management ECC 2024 A.12.2.1 - Change management procedures
🔵 SAMA CSF
ID.RA-1 - Asset management and vulnerability identification PR.IP-12 - Security patches and updates DE.CM-8 - Vulnerability scans and assessments RS.MI-2 - Incident response and mitigation
🟡 ISO 27001:2022
A.12.6.1 - Management of technical vulnerabilities A.14.2.1 - Secure development policy and procedures A.12.3.1 - Configuration management A.12.2.1 - Change management
🟣 PCI DSS v4.0.1
Requirement 6.2 - Security patches and updates Requirement 11.2 - Vulnerability scanning Requirement 6.1 - Secure development processes
📦 Affected Products / CPE 1 entries
utt:521g_firmware:3.1.1-190816
📊 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
EPSS0.40%
Exploit ✓ Yes
Patch ✓ Yes
Published 2026-02-08
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
8.5
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
exploit-available CWE-77
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