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Vulnerabilities

CVE-2013-3900

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Microsoft WinVerifyTrust Authenticode Signature Verification Remote Code Execution
Published: Jan 10, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Microsoft WinVerifyTrust function Remote Code Execution — A remote code execution vulnerability exists in the way that the WinVerifyTrust function handles Windows Authenticode signature verification for PE files.

🤖 AI Executive Summary

CVE-2013-3900 is a critical remote code execution vulnerability in Microsoft's WinVerifyTrust function that improperly validates Windows Authenticode signatures on PE files. Attackers can execute arbitrary code by crafting malicious signed executables that bypass signature verification checks.

📄 Description (Arabic)

ثغرة حرجة في دالة WinVerifyTrust تسمح بتنفيذ أوامر بعيدة عبر ملفات PE مزيفة الأوقاع. المهاجمون يمكنهم إنشاء ملفات قابلة للتنفيذ موقعة بشكل خاطئ تتجاوز آليات التحقق من التوقيع. تؤثر على جميع أنظمة Windows التي تعتمد على WinVerifyTrust للتحقق من سلامة البرامج.

🤖 ملخص تنفيذي (AI)

This vulnerability affects the WinVerifyTrust function's handling of Authenticode signatures, allowing remote code execution through specially crafted PE files. Organizations using Windows systems are at risk from malicious executables that appear legitimately signed.

🤖 AI Intelligence Analysis Analyzed: Apr 29, 2026 02:33
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
banking telecom energy government healthcare
⚖️ Saudi Risk Score (AI)
9.0
/ 10.0
🔧 Remediation Steps (English)
Apply Microsoft security updates immediately, particularly MS13-098. Update all Windows systems to patched versions. Implement application whitelisting and code signing verification policies. Monitor for suspicious PE file execution and enforce strict software deployment controls.
🔧 خطوات المعالجة (العربية)
تطبيق تحديثات أمان Microsoft فوراً خاصة MS13-098. تحديث جميع أنظمة Windows للإصدارات المصححة. تطبيق سياسات القائمة البيضاء للتطبيقات والتحقق من التوقيع الرقمي. مراقبة تنفيذ ملفات PE المريبة وفرض ضوابط صارمة على نشر البرامج.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A1.1 A2.1 A3.1
🔵 SAMA CSF
ID.BE-1 PR.DS-6 PR.IP-1
🟡 ISO 27001:2022
27001:A.12.2.1 27001:A.14.1.1 27001:A.14.2.1
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Microsoft:WinVerifyTrust function
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS80.49%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-07-10
Published 2022-01-10
Source Feed cisa_kev
Views 5
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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