Today, Cisco Talos is disclosing a single out-of-bounds read vulnerability in the Dovecot IMAP server. Dovecot is a popular internet message access protocol, or IMAP, server with performance and security-oriented design. It is a popular choice for robust email servers. In accordance with our coordinated disclosure policy, Talos has worked with Dovecot to ensure that this issue has been resolved. Dovecot has released version 2.2.34 to address this issue. Talos recommends installing this update as quickly as possible on affected systems.
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