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Conficker Worm scanner (CVE-2008-4250 & MS08-067)

Checks if a server is affected by the Conficker Worm exploiting vulnerability MS08-067 (CVE-2008-4250)


Short Info




Single Scan

Can be used by

Asset Owner

Estimated Time

15 sec

Scan only one

Domain, Ipv4

Parent Category

Conficker Worm scanner (CVE-2008-4250 & MS08-067) Detail

The Conficker Worm, also known as Downup, Downadup or Kido, is a computer worm that was first discovered in 2008. Its name comes from the combination of 'conflict' and 'flicker', which refers to its ability to cause conflicts within networks and spread rapidly like flickering lights. This worm targeted the Microsoft Windows operating system by exploiting a vulnerability known as CVE-2008-4250 or MS08-067.

How Conficker Worm Works

The Conficker Worm spreads through network shares and removable storage devices like USB flash drives. It uses social engineering tactics to trick users into executing malicious files, which then install the worm onto their system. Once a system is infected, it can spread to other vulnerable systems on the same network.

The worm also has self-propagation capabilities, meaning it can automatically create copies of itself and spread them to connected devices. It uses a combination of advanced techniques such as code obfuscation and polymorphism to evade detection by antivirus software.

Once the worm infects a system, it establishes communication with its command and control (C&C) server. This allows the attacker to remotely control the infected systems and carry out malicious activities such as stealing sensitive information or launching DDoS attacks.

Impact of Conficker Worm

The Conficker Worm has caused significant damage since its discovery in 2008. It infected millions of computers and networks, including government and corporate systems. Its ability to quickly spread through networks made it a major threat to cybersecurity.

One of the most notable attacks by Conficker was against the French Navy's computer network, which forced them to take their entire naval network offline for several days. The worm also caused disruptions in hospitals, banks, and other critical infrastructure systems.

Vulnerability CVE-2008-4250

The vulnerability exploited by Conficker Worm is known as CVE-2008-4250. It is a buffer overflow vulnerability in the Windows Server service that could allow remote code execution. This means that an attacker can remotely execute malicious code on a vulnerable system and take control of it.

Microsoft released a security update for this vulnerability - MS08-067, in October 2008. However, many systems were not patched properly, leaving them vulnerable to attacks by Conficker and other malware.

The Conficker Worm remains a threat to this day, highlighting the need for proper security measures and regular updates of software. By understanding the vulnerability it exploits and taking necessary precautions, we can protect our systems from this notorious worm. Stay vigilant and stay safe from cyber threats. So if you want to make sure your server is not affected by Conficker Worm exploiting vulnerability MS08-067, it is important to keep your systems updated with the latest security patches and follow best practices for cybersecurity. Don't let a simple vulnerability become a gateway for attackers to take control of your system. Stay informed, stay secure. It is always better to be proactive and prevent an attack rather than dealing with its consequences later on.



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