Ubuntu 20.04 LTS : Dovecot vulnerabilities (USN-4993-1)

The remote Ubuntu 20.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4993-1 advisory. Kirin discovered that Dovecot incorrectly escaped kid and azp fields in JWT tokens. A local attacker could possibly use this issue to validate tokens usi...

SUSE: Security Advisory (SUSE-SU-2021:0027-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Oracle Linux 8 : dovecot (ELSA-2021-1887)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-1887 advisory. - fix CVE-2020-24386 IMAP hibernation function allows mail access 1913534 - fix CVE-2020-25275 denial of service via mail MIME parsing 1914019 Tenable...

dovecot security and bug fix update

1:2.3.8-9 - fix CVE-2020-24386 IMAP hibernation function allows mail access 1913534 1:2.3.8-8 - fix CVE-2020-25275 denial of service via mail MIME parsing 1914019 1:2.3.8-7 - change run directory from /var/run to /run 1805947 1:2.3.8-6 - fix mail storage block count parsing 1894418 - MIME parser...

Open-Xchange: Command Injection via STARTTLS in SMTP

During our research into the security of email servers at Münster University of Applied Sciences, we found a command injection vulnerability related to STARTTLS in Dovecot. See the attached advisory for details. The vulnerability allows a MITM attacker between a mail client and Dovecot to inject...

RHEL 8 : dovecot (RHSA-2021:1887)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:1887 advisory. Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3...

CentOS 8 : dovecot (CESA-2021:1887)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:1887 advisory. - dovecot: IMAP hibernation function allows mail access CVE-2020-24386 - dovecot: Denial of service via mail MIME parsing CVE-2020-25275 Note that Ness...

dovecot: Denial of service via mail MIME parsing

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...

Moderate: Red Hat Security Advisory: dovecot security and bug fix update

An update for dovecot is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

dovecot: IMAP hibernation function allows mail access

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...

ALSA-2021:1887 Moderate: dovecot security and bug fix update

Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages. Security Fixes: doveco...

The vulnerability of the Dovecot mail server’s components lda, lmtp, and imap, related to insufficient input data validation, allows attackers to cause service failures.

The vulnerability of the Dovecot mail server’s components lda, lmtp, and imap is related to insufficient validation of input data. Exploiting this vulnerability allows a remote attacker to cause service interruptions...

dovecot -- multiple vulnerabilities

Dovecot team reports: CVE-2021-29157: Dovecot does not correctly escape kid and azp fields in JWT tokens. This may be used to supply attacker controlled keys to validate tokens in some configurations. This requires attacker to be able to write files to local disk. CVE-2021-33515: On-path attacker...

NewStart CGSL CORE 5.04 / MAIN 5.04 : dovecot Multiple Vulnerabilities (NS-SA-2021-0041)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has dovecot packages installed that are affected by multiple vulnerabilities: - In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service resource...

NewStart CGSL MAIN 6.02 : dovecot Multiple Vulnerabilities (NS-SA-2021-0077)

The remote NewStart CGSL host, running version MAIN 6.02, has dovecot packages installed that are affected by multiple vulnerabilities: - 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 t...

NewStart CGSL CORE 5.04 / MAIN 5.04 : dovecot Multiple Vulnerabilities (NS-SA-2021-0012)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has dovecot packages installed that are affected by multiple vulnerabilities: - In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service resource...

NewStart CGSL MAIN 6.02 : dovecot Multiple Vulnerabilities (NS-SA-2021-0054)

The remote NewStart CGSL host, running version MAIN 6.02, has dovecot packages installed that are affected by multiple vulnerabilities: - 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...

OESA-2021-1042 dovecot security update

Security Fixes: 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.CVE-2020-25275 An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an...

Huawei EulerOS: Security Advisory for dovecot (EulerOS-SA-2021-1139)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS 2.0 SP8 : dovecot (EulerOS-SA-2021-1139)

According to the versions of the dovecot packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An issue was discovered in Dovecot before 2.3.13. By using IMAP IDLE, an authenticated attacker can trigger unhibernation via attacker-controll...