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CRITICAL: THIS VULNERABILITY IS ACTIVELY BEING EXPLOITED IN THE WILD (CISA KEV CATALOG)
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CVE-2013-3897

Exploited

Microsoft Internet Explorer - mshtml.dll

Microsoft CVSS 8.8 Updated April 30, 2026

Executive Risk Summary

"A use-after-free vulnerability in the CDisplayPointer class in mshtml.dll allows remote attackers to execute arbitrary code or cause a denial of service via crafted JavaScript code. This vulnerability affects Microsoft Internet Explorer 6 through 11."

Anticipated Attack Path

  1. 1. Initial Exploitation: Attacker crafts malicious JavaScript code
  2. 2. Privilege Escalation: Exploits use-after-free vulnerability in mshtml.dll
  3. 3. Persistence: Arbitrary code execution on the victim's system

Am I Vulnerable?

  • Verify Internet Explorer version and patch level
  • Check for suspicious JavaScript code execution
  • Monitor system logs for signs of exploitation

Operational Audit Arsenal

Target Type DLL
Target Asset mshtml.dll
Standard Path C:\Windows\System32\mshtml.dll
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: mshtml.dll (DLL)
$Targets = 'mshtml.dll'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Likely

Potential disruption to web browsing and dependent applications

Internal Work Notes

Apply MS13-080 patch to mitigate Internet Explorer Memory Corruption Vulnerability (CVE-2013-3897)

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Intelligence Sources

Related Microsoft Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.