The Dovecot Project Dovecot vulnerabilities

CVE-2017-14461 [HIGH] CWE-125 CVE-2017-14461: A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of A specially crafted email delivered over SMTP and passed on to Dovecot by MTA can trigger an out of bounds read resulting in potential sensitive information disclosure and denial of service. In order to trigger this vulnerability, an attacker needs to send a specially crafted email message to the server.

CVE-2017-15130 [MEDIUM] CWE-400 CVE-2017-15130: A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

CVE-2017-15132 [HIGH] CWE-400 CVE-2017-15132: A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.