CVE-2023-36050

CVSS 3.1 Score 8.0 of 10 (high)

Details

Published Nov 14, 2023
Updated: May 29, 2024
CWE ID 502

Summary

CVE-2023-36050 is a newly disclosed vulnerability affecting Microsoft Exchange Servers. This issue allows an unauthenticated attacker to perform email address spoofing, potentially leading to phishing attacks. The vulnerability exists in the Mailbox Transport Service and is caused by improper handling of email addresses during the delivery process. Malicious actors can exploit this weakness to forge email headers and send fraudulent messages, impersonating legitimate senders. Microsoft has released patches to address this vulnerability, and administrators are strongly urged to install them promptly to protect their Exchange servers.

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Affected Products

  • Microsoft Exchange Server

Affected Vendors

  • Microsoft