Adobe Reader and Acrobat Integer Overflow Remote Code Execution Vulnerability (CVE-2013-2729)
Executive & SecOps Summary
SECOPS ASSESSMENTAdobe Reader and Acrobat 9.x before 9.5.5, 10.x before 10.1.7, and 11.x before 11.0.03
Attackers can execute arbitrary code with the privileges of the logged-in user and compromise the host system via a specially crafted PDF document
Immediately update affected installations to patched versions (9.5.5, 10.1.7, 11.0.03 or later) or migrate to the latest Adobe Acrobat Reader DC
Affected Products & Version Scope
Remediation & Live Workaround Commands
PATCH & WORKAROUND1. Official Patch & Version Upgrade Commands
Apply the official security updates provided by Adobe. In enterprise environments, administrators can verify the installed version and upgrade to the latest version using the following PowerShell commands:
# Check installed Adobe Reader/Acrobat versions
Get-ItemProperty -Path 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*' |
Where-Object { $_.DisplayName -like '*Adobe Acrobat*' -or $_.DisplayName -like '*Adobe Reader*' } |
Select-Object DisplayName, DisplayVersion
# Upgrade Adobe Acrobat Reader DC silently using winget
winget upgrade --id Adobe.Acrobat.Reader.64-bit --silent --accept-source-agreements --accept-package-agreements2. Temporary Workaround & Hardening Configuration
If immediate patching is not feasible, enforce Protected Mode and Enhanced Security settings via the registry to restrict the execution of unauthorized payloads outside the sandbox.
# Force enable Protected Mode in Adobe Reader 11.0 via Registry
$regPath = 'HKCU:\Software\Adobe\Acrobat Reader\11.0\Privileged'
if (-not (Test-Path $regPath)) { New-Item -Path $regPath -Force }
New-ItemProperty -Path $regPath -Name 'bProtectedMode' -Value 1 -PropertyType DWord -Force
Write-Host 'Adobe Reader Protected Mode has been successfully enabled.'3. Log Audit & IoC Verification Commands
Monitor endpoints for anomalous child processes spawned by Adobe Reader, which is a common indicator of compromise (IoC) during exploitation.
# Detect anomalous child processes spawned by Adobe Reader/Acrobat
Get-CimInstance Win32_Process | Where-Object {
$_.ParentProcessId -in (Get-Process -Name 'AcroRd32', 'Acrobat' -ErrorAction SilentlyContinue).Id
} | Select-Object ProcessId, Name, CommandLine, CreationDate | Format-Table -AutoSizeBlock Kernel Privilege Escalation & Ransomware Payloads Before You Can Reboot
Protect unpatched Windows, Linux, and macOS workloads against in-memory exploitation and lateral movement with autonomous EDR.
Technical Root Cause & Exploitation Mechanics
1. Vulnerability Overview & Root Cause
This vulnerability (CVE-2013-2729) is a critical integer overflow (CWE-190) vulnerability in Adobe Reader and Acrobat. It occurs when the application parses specific structures, such as image dimensions, stream lengths, or font metadata within a PDF file. Due to insufficient validation of input values before allocating memory, an integer overflow occurs, leading to the allocation of an undersized memory buffer. Subsequent data copy operations into this buffer result in a heap-based buffer overflow.
2. Exploitation Mechanics & Attack Scenario
An attacker exploits this vulnerability by crafting a malicious PDF document containing malformed metadata or stream headers designed to trigger the integer overflow. The attacker then delivers this file to the target user via social engineering vectors, such as spear-phishing emails or drive-by downloads. When the victim opens the document, the vulnerable parser processes the malformed data, corrupts the heap memory, and executes the attacker's payload. This vulnerability is listed in the CISA KEV catalog, indicating active exploitation in the wild.
3. Infrastructure & Business Impact
With a CVSS 3.1 score of 9.8 (Critical) and a high EPSS score, this vulnerability poses a severe threat to enterprise endpoints. Successful exploitation allows remote attackers to execute arbitrary code in the context of the current user. If the application runs with administrative privileges or is combined with local privilege escalation (LPE) exploits, it can lead to full system compromise, lateral movement, and deployment of ransomware.
Official Vendor Advisories & References
Integer overflow in Adobe Reader and Acrobat 9.x before 9.5.5, 10.x before 10.1.7, and 11.x before 11.0.03 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2013-2727.
Frequently Asked SecOps Questions (CVE-2013-2729)
FAQQ1. How critical is CVE-2013-2729 and is it actively exploited in the wild?
CVE-2013-2729 is rated CVSS 9.8 (CRITICAL) with a 30-day EPSS exploitation probability of 66.5%. It is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, requiring immediate emergency remediation.
Q2. Which vendors and products are affected by CVE-2013-2729?
Primary impacted vendors include adobe across reader, acrobat. Scope summary: Adobe Reader and Acrobat versions prior to 9.5.5, 10.1.7, and 11.0.03 on Windows and macOS platforms
Q3. What temporary mitigations or workarounds exist for CVE-2013-2729 before patching?
[Mitigation] Immediately update affected installations to patched versions (9.5.5, 10.1.7, 11.0.03 or later) or migrate to the latest Adobe Acrobat Reader DC Follow the CLI remediation commands and interactive SecOps checklist on this page to restrict exposure prior to your maintenance window.
Generate an Internal Engineering Notice or CISO Report for CVE-2013-2729
Instantly format this advisory into an executive CISO summary or engineering patch ticket.
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