CVE-2024-0156
📋 TL;DR
A buffer overflow vulnerability in Dell Digital Delivery allows local low-privileged attackers to execute arbitrary code or escalate privileges. This affects Dell systems running Dell Digital Delivery versions before 5.2.0.0. Attackers must have local access to the vulnerable system to exploit this.
💻 Affected Systems
- Dell Digital Delivery
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise with administrative privileges, allowing attacker to install malware, steal data, or pivot to other systems.
Likely Case
Local privilege escalation from a standard user account to SYSTEM/administrator privileges, enabling persistence and further attacks.
If Mitigated
Limited impact if proper endpoint protection and least privilege principles are enforced, though local code execution may still occur.
🎯 Exploit Status
Requires local access and low-privileged user account. Buffer overflow exploitation typically requires specific knowledge of memory layout.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 5.2.0.0
Vendor Advisory: https://www.dell.com/support/kbdoc/en-us/000222536/dsa-2024-032-security-update-for-dell-digital-delivery-for-a-buffer-overflow-vulnerability
Restart Required: Yes
Instructions:
1. Open Dell Digital Delivery application. 2. Check for updates in settings or about section. 3. Update to version 5.2.0.0 or later. 4. Alternatively, download from Dell Support website. 5. Restart system after installation.
🔧 Temporary Workarounds
Uninstall Dell Digital Delivery
windowsRemove the vulnerable software entirely if not needed
Control Panel > Programs > Uninstall a program > Select Dell Digital Delivery > Uninstall
Restrict User Privileges
windowsImplement least privilege by removing local admin rights from standard users
🧯 If You Can't Patch
- Implement application whitelisting to prevent unauthorized execution
- Deploy endpoint detection and response (EDR) with behavioral monitoring
🔍 How to Verify
Check if Vulnerable:
Check Dell Digital Delivery version in Windows Programs and Features or via 'wmic product get name,version' commandCheck Version:
wmic product where "name like 'Dell Digital Delivery%'" get name,versionVerify Fix Applied:
Confirm version is 5.2.0.0 or higher in application settings or Windows Programs list📡 Detection & Monitoring
Log Indicators:
- Unusual process creation from Dell Digital Delivery executable
- Access violations or buffer overflow events in Windows Event Logs
Network Indicators:
- Outbound connections from Dell Digital Delivery to unexpected destinations
SIEM Query:
Process Creation where Image contains 'DellDigitalDelivery' AND (CommandLine contains unusual parameters OR ParentProcess not in expected list)