Vulnerabilities > Dovecot

DATE CVE VULNERABILITY TITLE RISK
2022-07-17 CVE-2022-30550 Improper Authentication vulnerability in multiple products
An issue was discovered in the auth component in Dovecot 2.2 and 2.3 before 2.3.20.
network
low complexity
dovecot debian CWE-287
8.8
2021-06-28 CVE-2020-28200 Allocation of Resources Without Limits or Throttling vulnerability in multiple products
The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.
network
low complexity
dovecot fedoraproject CWE-770
4.0
2021-06-28 CVE-2021-33515 Command Injection vulnerability in multiple products
The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp.
network
high complexity
dovecot fedoraproject debian CWE-77
4.8
2021-06-28 CVE-2021-29157 Path Traversal vulnerability in multiple products
Dovecot before 2.3.15 allows ../ Path Traversal.
local
low complexity
dovecot fedoraproject CWE-22
2.1
2021-01-04 CVE-2020-25275 Improper Input Validation vulnerability in multiple products
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
network
low complexity
dovecot debian fedoraproject CWE-20
5.0
2021-01-04 CVE-2020-24386 An issue was discovered in Dovecot before 2.3.13. 4.9
2020-08-12 CVE-2020-12674 Out-of-bounds Read vulnerability in multiple products
In Dovecot before 2.3.11.3, sending a specially formatted RPA request will crash the auth service because a length of zero is mishandled.
network
low complexity
dovecot debian CWE-125
5.0
2020-08-12 CVE-2020-12673 Out-of-bounds Read vulnerability in multiple products
In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.
network
low complexity
dovecot debian canonical CWE-125
5.0
2020-08-12 CVE-2020-12100 Uncontrolled Recursion vulnerability in multiple products
In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service (resource consumption) via a crafted e-mail message with deeply nested MIME parts.
network
low complexity
dovecot debian fedoraproject canonical CWE-674
7.5
2020-05-18 CVE-2020-10967 Improper Input Validation vulnerability in Dovecot
In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.
network
low complexity
dovecot CWE-20
5.0