CVE-2006-4691

Stack-based buffer overflow in the NetpManageIPCConnect function in the Workstation service (wkssvc.dll) in Microsoft Windows 2000 SP4 and XP SP2 allows remote…

published November 14, 2006

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.6th percentile for exploit probability.

CVSS
—
EPSS
80%
Percentile
99.6
In the wild
Unconfirmed
What it is

⚠️ A long hostname is the key to this vulnerability! The NetpManageIPCConnect function in the Microsoft Workstation service is waiting for you to send a crafted RPC message that could lead to a stack-based buffer overflow. 🔥 Think of it like a waiter at a restaurant who takes a customer's order but doesn't check if the order is too large for the kitchen to handle—too many ingredients could lead to a big mess! In this case, the message sent to the service is the oversized order, overwhelming the server's capability to process it correctly. If an attacker successfully exploits this vulnerability, they could take control of the affected system, executing arbitrary code that could compromise not just the machine, but potentially the entire network. This could lead to data theft, loss of integrity, and a major headache for IT teams!

Put simply

Think of it like a waiter at a restaurant who takes a customer's order but doesn't check if the order is too large for the kitchen to handle—too many ingredients could lead to a big mess! In this case, the message sent to the service is the oversized order, overwhelming the server's capability to process it correctly. This stack-based buffer overflow occurs in the NetpManageIPCConnect function when it fails to properly handle long hostname inputs within NetrJoinDomain2 RPC messages, allowing remote attackers to inject and execute malicious code.

What to do

If an attacker successfully exploits this vulnerability, they could take control of the affected system, executing arbitrary code that could compromise not just the machine, but potentially the entire network. This could lead to data theft, loss of integrity, and a major headache for IT teams! To mitigate this vulnerability, ensure you have the latest security updates for Microsoft Windows 2000 SP4 and XP SP2. Since these systems are outdated, consider upgrading to a more recent version of Windows that is actively maintained. Regularly audit your systems for vulnerabilities and apply best security practices. You've got this! By taking these steps, you'll strengthen your defenses and keep your systems secure. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.79962 · 99.6th percentile
Published
2006-11-14T21:00Z
EPSS history
Timeline
  • 14 NOV 21:00Z
    Stack-based buffer overflow in the NetpManageIPCConnect function in the Workstation service (wkssvc.dll) in Microsoft Windows 2000 SP4 and XP SP2 allows remote…
    cvelistv5