Dovecot: >> Dovecot >> 2.2.36.1 Security Vulnerabilities
The submission service in Dovecot before 2.3.15 allows STARTTLS command injection in lib-smtp. Sensitive information can be redirected to an attacker-controlled address.
CVSS Score
4.8
EPSS Score
0.076
Published
2021-06-28
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.
CVSS Score
4.3
EPSS Score
0.01
Published
2021-06-28
An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controlled parameters, leading to access to other users' email messages (and path disclosure).
CVSS Score
6.8
EPSS Score
0.006
Published
2021-01-04
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.
CVSS Score
7.5
EPSS Score
0.068
Published
2021-01-04
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.
CVSS Score
7.5
EPSS Score
0.119
Published
2020-08-12
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.
CVSS Score
7.5
EPSS Score
0.011
Published
2020-08-12
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.
CVSS Score
7.5
EPSS Score
0.087
Published
2020-08-12
In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash the lmtp or submission process by sending mail with an empty localpart.
CVSS Score
5.3
EPSS Score
0.026
Published
2020-05-18
In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.
CVSS Score
7.5
EPSS Score
0.107
Published
2020-05-18
In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command.
CVSS Score
5.3
EPSS Score
0.01
Published
2020-05-18
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