CVE-2009-0102

Vulnerability Profile Updated 2 months ago
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CVE-2009-0102 is a vulnerability that was identified in Microsoft Windows' implementation of the Server Message Block (SMB) protocol. The SMB protocol is used for file and printer sharing in local networks, and this particular vulnerability allowed remote attackers to execute arbitrary code on a vulnerable system. This flaw was caused by an integer overflow error in the SMB protocol's parsing of specially crafted packets, which could result in a buffer overflow. This vulnerability was first reported in January 2009, and Microsoft released a patch to address it as part of their monthly security updates in February of the same year. However, the vulnerability was actively exploited in the wild even before the patch was available, with malware authors using it to spread worms such as Conficker and Downadup. These worms were able to infect thousands of systems worldwide, causing significant disruption to businesses, organizations, and governments. To mitigate the risk posed by this vulnerability, organizations are advised to ensure that all affected Windows systems are patched with the relevant security update. Additionally, network administrators should consider blocking inbound SMB traffic at their network perimeters and disabling SMBv1 where possible, as newer versions of the protocol are not vulnerable to this flaw. Regular security assessments and penetration testing can also help identify and remediate vulnerabilities before they can be exploited.
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CERT-EU
a year ago
Close Quarters Encounters with Third Generation Malware Compels UK and Danish Municipalities to Remodel Vulnerability Management Safeguards