📄 Description (English)
Zechat 1.5 contains a Cross-Site Request Forgery (CSRF) vulnerability that allows an attacker to change a user's information by bypassing anti-CSRF protections. The application uses a CSRF token, but an attacker can use the hashtag parameter to inject an encoded payload and bypass the CSRF protection, allowing for unauthorized changes to user data. This can be exploited by tricking a user into submitting a crafted form or by using a script to obtain and set the CSRF token.
🤖 AI Executive Summary
CVE-2018-25334 is a CSRF vulnerability in Zechat 1.5 that allows attackers to bypass anti-CSRF protections through hashtag parameter injection, enabling unauthorized modification of user information. While no public exploit exists and no patch is available, the vulnerability poses a medium risk to organizations using this application. The attack requires user interaction but can compromise account integrity and confidentiality.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 26, 2026 06:55
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily affects Saudi organizations using Zechat for internal communications or customer engagement, particularly in banking, government, and healthcare sectors. The CSRF bypass could allow attackers to modify user profiles, change contact information, or alter communication preferences without authorization. Government agencies and financial institutions relying on Zechat for secure communications face elevated risk of account compromise and data integrity violations. Telecom and media organizations using this platform for customer interactions are also at risk.
🏢 Affected Saudi Sectors
Banking and Financial Services
Government and Public Administration
Healthcare
Telecommunications
Media and Broadcasting
Energy and Utilities
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
5.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Audit all Zechat 1.5 deployments across your organization and document usage scope
2. Implement network-level monitoring to detect suspicious form submissions with encoded hashtag parameters
3. Educate users about phishing attempts that may exploit this CSRF vulnerability
4. Review user account modification logs for unauthorized changes
Compensating Controls:
1. Implement additional CSRF token validation that checks token origin and referer headers
2. Deploy Web Application Firewall (WAF) rules to detect and block requests with suspicious hashtag parameter encoding
3. Enforce SameSite cookie attributes (Strict or Lax) at the application level
4. Implement Content Security Policy (CSP) headers to restrict form submission origins
5. Require re-authentication for sensitive operations (profile changes, contact modifications)
Detection Rules:
1. Monitor for POST/PUT requests to user profile endpoints with encoded hashtag parameters
2. Alert on form submissions where CSRF token origin differs from request origin
3. Track rapid sequential changes to user account information from different IP addresses
4. Log and review all modifications to user contact information and preferences
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تدقيق جميع نشرات Zechat 1.5 عبر المنظمة وتوثيق نطاق الاستخدام
2. تنفيذ المراقبة على مستوى الشبكة للكشف عن عمليات إرسال النماذج المريبة مع معاملات hashtag مشفرة
3. تثقيف المستخدمين حول محاولات التصيد الاحتيالي التي قد تستغل هذه الثغرة
4. مراجعة سجلات تعديل حسابات المستخدمين للتغييرات غير المصرح بها
الضوابط التعويضية:
1. تنفيذ التحقق الإضافي من رموز CSRF التي تتحقق من أصل الرمز ورؤوس المرجع
2. نشر قواعد جدار حماية تطبيقات الويب (WAF) للكشف عن طلبات hashtag المشفرة المريبة وحجبها
3. فرض سمات ملفات تعريف الارتباط SameSite (Strict أو Lax) على مستوى التطبيق
4. تنفيذ رؤوس سياسة أمان المحتوى (CSP) لتقييد أصول إرسال النماذج
5. طلب إعادة المصادقة للعمليات الحساسة (تغييرات الملف الشخصي والتعديلات على جهات الاتصال)
قواعد الكشف:
1. مراقبة طلبات POST/PUT لنقاط نهاية ملف تعريف المستخدم مع معاملات hashtag مشفرة
2. التنبيه على عمليات إرسال النماذج حيث يختلف أصل رمز CSRF عن أصل الطلب
3. تتبع التغييرات المتسلسلة السريعة لمعلومات حساب المستخدم من عناوين IP مختلفة
4. تسجيل ومراجعة جميع التعديلات على معلومات جهات اتصال المستخدم والتفضيلات
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Information Security Policies and Procedures
ECC 2024 A.6.1.2 - Access Control and User Management
ECC 2024 A.8.2.3 - Web Application Security Controls
ECC 2024 A.12.6.1 - Management of Technical Vulnerabilities
🔵 SAMA CSF
SAMA CSF ID.BE-3 - Organizational Resilience
SAMA CSF PR.AC-1 - Access Control Policy
SAMA CSF PR.DS-2 - Data Security
SAMA CSF DE.CM-1 - Detection and Analysis
🟡 ISO 27001:2022
ISO 27001:2022 A.5.16 - Management of Information Security Incidents
ISO 27001:2022 A.6.2 - User Access Management
ISO 27001:2022 A.8.22 - Web Application Security
ISO 27001:2022 A.8.24 - Protection Against Malware
🟣 PCI DSS v4.0.1
PCI DSS 6.5.9 - Protection Against CSRF Attacks
PCI DSS 6.5.10 - Broken Authentication and Session Management
PCI DSS 7.1 - Limit Access to System Components