Vulmon
Recent Vulnerabilities
Research Posts
Trends
Blog
About
Contact
Vulmon Alerts
By Relevance
By Risk Score
By Publish Date
dovecot dovecot vulnerabilities and exploits
(subscribe to this query)
7.5
CVSSv3
CVE-2019-10691
The JSON encoder in Dovecot prior to 2.3.5.2 allows malicious users to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.
Dovecot Dovecot
Opensuse Leap 15.0
7.5
CVSSv3
CVE-2017-2669
Dovecot before version 2.2.29 is vulnerable to a denial of service. When 'dict' passdb and userdb were used for user authentication, the username sent by the IMAP/POP3 client was sent through var_expand() to perform %variable expansion. Sending specially crafted %variab...
Dovecot Dovecot
Debian Debian Linux 8.0
4.3
CVSSv3
CVE-2020-28200
The Sieve engine in Dovecot prior to 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.
Dovecot Dovecot
Fedoraproject Fedora 33
Fedoraproject Fedora 34
7.5
CVSSv3
CVE-2020-7046
lib-smtp in submission-login and lmtp in Dovecot 2.3.9 prior to 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.
Dovecot Dovecot
Fedoraproject Fedora 30
Fedoraproject Fedora 31
5.5
CVSSv3
CVE-2021-29157
Dovecot prior to 2.3.15 allows ../ Path Traversal. An attacker with access to the local filesystem can trick OAuth2 authentication into using an HS256 validation key from an attacker-controlled location. This occurs during use of local JWT validation with the posix fs driver.
Dovecot Dovecot
Fedoraproject Fedora 33
Fedoraproject Fedora 34
5.3
CVSSv3
CVE-2019-19722
In Dovecot prior to 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.
Dovecot Dovecot
Fedoraproject Fedora 30
Fedoraproject Fedora 31
5.3
CVSSv3
CVE-2020-7957
The IMAP and LMTP components in Dovecot 2.3.9 prior to 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing > character exists. This causes a denial of service in which the recipient cannot read all of their messages.
Dovecot Dovecot
Fedoraproject Fedora 30
Fedoraproject Fedora 31
6.8
CVSSv3
CVE-2020-24386
An issue exists in Dovecot prior to 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).
Dovecot Dovecot
Debian Debian Linux 10.0
Fedoraproject Fedora 32
7.5
CVSSv3
CVE-2020-25275
Dovecot prior to 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.
Dovecot Dovecot
Debian Debian Linux 10.0
Fedoraproject Fedora 32
5.9
CVSSv3
CVE-2015-3420
The ssl-proxy-openssl.c function in Dovecot prior to 2.2.17, when SSLv3 is disabled, allow remote malicious users to cause a denial of service (login process crash) via vectors related to handshake failures.
Dovecot Dovecot
Fedoraproject Fedora 21
Fedoraproject Fedora 20
Fedoraproject Fedora 22
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463
CVE-2024-3400
deserialization
CVE-2024-21788
CVE-2023-42433
CVE-2024-21841
CVE-2024-22095
local file inclusion
memory leak
Vulnerability Notification Service
You don’t have to wait for vulnerability scanning results
Get Started
« PREV
1
2
3
4
5
6
7
NEXT »