CVE-2018-8501

Vulnerability Profile Updated 2 months ago
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CVE-2018-8501 is a vulnerability that was discovered in 2018. It affects Microsoft Exchange Server, a popular email and calendar server used by businesses worldwide. The vulnerability allows an attacker to execute arbitrary code on the Exchange server by sending a specially crafted email message. This means that an attacker could gain remote access to the server and potentially compromise sensitive information or perform malicious actions. Microsoft released a security update to address CVE-2018-8501 on February 13, 2018, but many organizations failed to apply the patch in a timely manner. As a result, several cybercriminal groups, including Hafnium, began exploiting the vulnerability in early 2021 to target organizations for data theft and ransomware attacks. By May of that year, the situation had become so severe that the US Cybersecurity and Infrastructure Security Agency (CISA) issued an emergency directive requiring all federal agencies to mitigate or disconnect from affected Microsoft Exchange Servers immediately. In summary, CVE-2018-8501 is a critical vulnerability that allows attackers to remotely execute code on Microsoft Exchange Server. While a patch was made available in February 2018, many organizations neglected to apply it in a timely manner, leading to widespread exploitation by cybercriminals. The incident highlights the importance of promptly applying security updates to protect against known vulnerabilities.
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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